]> jfr.im git - yt-dlp.git/blobdiff - yt_dlp/extractor/youtube.py
[extractor/youtube] Fix parsing `comment_count` (#6523)
[yt-dlp.git] / yt_dlp / extractor / youtube.py
index 325aa0a2303e04c0b38d7a10087f772928fe3e5e..ca56f112bb7e8a19cada9569bd441bc0f0404094 100644 (file)
@@ -1,7 +1,9 @@
 import base64
 import calendar
+import collections
 import copy
 import datetime
+import enum
 import hashlib
 import itertools
 import json
 import urllib.parse
 
 from .common import InfoExtractor, SearchInfoExtractor
+from .openload import PhantomJSwrapper
 from ..compat import functools
 from ..jsinterp import JSInterpreter
 from ..utils import (
     NO_DEFAULT,
     ExtractorError,
+    LazyList,
     UserNotLive,
     bug_reports_message,
     classproperty,
     clean_html,
     datetime_from_str,
     dict_get,
+    filter_dict,
     float_or_none,
     format_field,
     get_first,
@@ -61,6 +66,8 @@
     variadic,
 )
 
+
+STREAMING_DATA_CLIENT_NAME = '__yt_dlp_client'
 # any clients starting with _ cannot be explicitly requested by the user
 INNERTUBE_CLIENTS = {
     'web': {
         'INNERTUBE_CONTEXT': {
             'client': {
                 'clientName': 'ANDROID',
-                'clientVersion': '17.28.34',
+                'clientVersion': '17.31.35',
+                'androidSdkVersion': 30,
+                'userAgent': 'com.google.android.youtube/17.31.35 (Linux; U; Android 11) gzip'
             }
         },
         'INNERTUBE_CONTEXT_CLIENT_NAME': 3,
         'INNERTUBE_CONTEXT': {
             'client': {
                 'clientName': 'ANDROID_EMBEDDED_PLAYER',
-                'clientVersion': '17.28.34',
+                'clientVersion': '17.31.35',
+                'androidSdkVersion': 30,
+                'userAgent': 'com.google.android.youtube/17.31.35 (Linux; U; Android 11) gzip'
             },
         },
         'INNERTUBE_CONTEXT_CLIENT_NAME': 55,
             'client': {
                 'clientName': 'ANDROID_MUSIC',
                 'clientVersion': '5.16.51',
+                'androidSdkVersion': 30,
+                'userAgent': 'com.google.android.apps.youtube.music/5.16.51 (Linux; U; Android 11) gzip'
             }
         },
         'INNERTUBE_CONTEXT_CLIENT_NAME': 21,
         'INNERTUBE_CONTEXT': {
             'client': {
                 'clientName': 'ANDROID_CREATOR',
-                'clientVersion': '22.28.100',
+                'clientVersion': '22.30.100',
+                'androidSdkVersion': 30,
+                'userAgent': 'com.google.android.apps.youtube.creator/22.30.100 (Linux; U; Android 11) gzip'
             },
         },
         'INNERTUBE_CONTEXT_CLIENT_NAME': 14,
         'INNERTUBE_CONTEXT': {
             'client': {
                 'clientName': 'IOS',
-                'clientVersion': '17.30.1',
+                'clientVersion': '17.33.2',
                 'deviceModel': 'iPhone14,3',
+                'userAgent': 'com.google.ios.youtube/17.33.2 (iPhone14,3; U; CPU iOS 15_6 like Mac OS X)'
             }
         },
         'INNERTUBE_CONTEXT_CLIENT_NAME': 5,
         'INNERTUBE_CONTEXT': {
             'client': {
                 'clientName': 'IOS_MESSAGES_EXTENSION',
-                'clientVersion': '17.30.1',
+                'clientVersion': '17.33.2',
                 'deviceModel': 'iPhone14,3',
+                'userAgent': 'com.google.ios.youtube/17.33.2 (iPhone14,3; U; CPU iOS 15_6 like Mac OS X)'
             },
         },
         'INNERTUBE_CONTEXT_CLIENT_NAME': 66,
         'INNERTUBE_CONTEXT': {
             'client': {
                 'clientName': 'IOS_MUSIC',
-                'clientVersion': '5.18',
+                'clientVersion': '5.21',
+                'deviceModel': 'iPhone14,3',
+                'userAgent': 'com.google.ios.youtubemusic/5.21 (iPhone14,3; U; CPU iOS 15_6 like Mac OS X)'
             },
         },
         'INNERTUBE_CONTEXT_CLIENT_NAME': 26,
         'INNERTUBE_CONTEXT': {
             'client': {
                 'clientName': 'IOS_CREATOR',
-                'clientVersion': '22.29.101',
+                'clientVersion': '22.33.101',
+                'deviceModel': 'iPhone14,3',
+                'userAgent': 'com.google.ios.ytcreator/22.33.101 (iPhone14,3; U; CPU iOS 15_6 like Mac OS X)'
             },
         },
         'INNERTUBE_CONTEXT_CLIENT_NAME': 15,
@@ -229,6 +250,11 @@ def _split_innertube_client(client_name):
     return client_name, base, variant[0] if variant else None
 
 
+def short_client_name(client_name):
+    main, *parts = _split_innertube_client(client_name)[0].replace('embedscreen', 'e_s').split('_')
+    return join_nonempty(main[:4], ''.join(x[0] for x in parts)).upper()
+
+
 def build_innertube_clients():
     THIRD_PARTY = {
         'embedUrl': 'https://www.youtube.com/',  # Can be any valid URL
@@ -260,14 +286,23 @@ def build_innertube_clients():
 build_innertube_clients()
 
 
+class BadgeType(enum.Enum):
+    AVAILABILITY_UNLISTED = enum.auto()
+    AVAILABILITY_PRIVATE = enum.auto()
+    AVAILABILITY_PUBLIC = enum.auto()
+    AVAILABILITY_PREMIUM = enum.auto()
+    AVAILABILITY_SUBSCRIPTION = enum.auto()
+    LIVE_NOW = enum.auto()
+
+
 class YoutubeBaseInfoExtractor(InfoExtractor):
     """Provide base functions for Youtube extractors"""
 
     _RESERVED_NAMES = (
-        r'channel|c|user|playlist|watch|w|v|embed|e|watch_popup|clip|'
+        r'channel|c|user|playlist|watch|w|v|embed|e|live|watch_popup|clip|'
         r'shorts|movies|results|search|shared|hashtag|trending|explore|feed|feeds|'
-        r'browse|oembed|get_video_info|iframe_api|s/player|'
-        r'storefront|oops|index|account|reporthistory|t/terms|about|upload|signin|logout')
+        r'browse|oembed|get_video_info|iframe_api|s/player|source|'
+        r'storefront|oops|index|account|t/terms|about|upload|signin|logout')
 
     _PLAYLIST_ID_RE = r'(?:(?:PL|LL|EC|UU|FL|RD|UL|TL|PU|OLAK5uy_)[0-9A-Za-z-_]{10,}|RDMM|WL|LL|LM)'
 
@@ -284,6 +319,40 @@ class YoutubeBaseInfoExtractor(InfoExtractor):
         r'(?:www\.)?invidious\.pussthecat\.org',
         r'(?:www\.)?invidious\.zee\.li',
         r'(?:www\.)?invidious\.ethibox\.fr',
+        r'(?:www\.)?iv\.ggtyler\.dev',
+        r'(?:www\.)?inv\.vern\.i2p',
+        r'(?:www\.)?am74vkcrjp2d5v36lcdqgsj2m6x36tbrkhsruoegwfcizzabnfgf5zyd\.onion',
+        r'(?:www\.)?inv\.riverside\.rocks',
+        r'(?:www\.)?invidious\.silur\.me',
+        r'(?:www\.)?inv\.bp\.projectsegfau\.lt',
+        r'(?:www\.)?invidious\.g4c3eya4clenolymqbpgwz3q3tawoxw56yhzk4vugqrl6dtu3ejvhjid\.onion',
+        r'(?:www\.)?invidious\.slipfox\.xyz',
+        r'(?:www\.)?invidious\.esmail5pdn24shtvieloeedh7ehz3nrwcdivnfhfcedl7gf4kwddhkqd\.onion',
+        r'(?:www\.)?inv\.vernccvbvyi5qhfzyqengccj7lkove6bjot2xhh5kajhwvidqafczrad\.onion',
+        r'(?:www\.)?invidious\.tiekoetter\.com',
+        r'(?:www\.)?iv\.odysfvr23q5wgt7i456o5t3trw2cw5dgn56vbjfbq2m7xsc5vqbqpcyd\.onion',
+        r'(?:www\.)?invidious\.nerdvpn\.de',
+        r'(?:www\.)?invidious\.weblibre\.org',
+        r'(?:www\.)?inv\.odyssey346\.dev',
+        r'(?:www\.)?invidious\.dhusch\.de',
+        r'(?:www\.)?iv\.melmac\.space',
+        r'(?:www\.)?watch\.thekitty\.zone',
+        r'(?:www\.)?invidious\.privacydev\.net',
+        r'(?:www\.)?ng27owmagn5amdm7l5s3rsqxwscl5ynppnis5dqcasogkyxcfqn7psid\.onion',
+        r'(?:www\.)?invidious\.drivet\.xyz',
+        r'(?:www\.)?vid\.priv\.au',
+        r'(?:www\.)?euxxcnhsynwmfidvhjf6uzptsmh4dipkmgdmcmxxuo7tunp3ad2jrwyd\.onion',
+        r'(?:www\.)?inv\.vern\.cc',
+        r'(?:www\.)?invidious\.esmailelbob\.xyz',
+        r'(?:www\.)?invidious\.sethforprivacy\.com',
+        r'(?:www\.)?yt\.oelrichsgarcia\.de',
+        r'(?:www\.)?yt\.artemislena\.eu',
+        r'(?:www\.)?invidious\.flokinet\.to',
+        r'(?:www\.)?invidious\.baczek\.me',
+        r'(?:www\.)?y\.com\.sb',
+        r'(?:www\.)?invidious\.epicsite\.xyz',
+        r'(?:www\.)?invidious\.lidarshield\.cloud',
+        r'(?:www\.)?yt\.funami\.tech',
         r'(?:www\.)?invidious\.3o7z6yfxhbw7n3za4rss6l434kmv55cgw2vuziwuigpwegswvwzqipyd\.onion',
         r'(?:www\.)?osbivz6guyeahrwp2lnwyjk2xos342h4ocsxyqrlaopqjuhwn2djiiyd\.onion',
         r'(?:www\.)?u2cvlit75owumwpy4dj2hsmvkq7nvrclkpht7xgyye2pyoxhpmclkrad\.onion',
@@ -342,16 +411,71 @@ class YoutubeBaseInfoExtractor(InfoExtractor):
         r'(?:www\.)?hpniueoejy4opn7bc4ftgazyqjoeqwlvh2uiku2xqku6zpoa4bf5ruid\.onion',
         # piped instances from https://github.com/TeamPiped/Piped/wiki/Instances
         r'(?:www\.)?piped\.kavin\.rocks',
-        r'(?:www\.)?piped\.silkky\.cloud',
         r'(?:www\.)?piped\.tokhmi\.xyz',
-        r'(?:www\.)?piped\.moomoo\.me',
-        r'(?:www\.)?il\.ax',
-        r'(?:www\.)?piped\.syncpundit\.com',
+        r'(?:www\.)?piped\.syncpundit\.io',
         r'(?:www\.)?piped\.mha\.fi',
+        r'(?:www\.)?watch\.whatever\.social',
+        r'(?:www\.)?piped\.garudalinux\.org',
+        r'(?:www\.)?piped\.rivo\.lol',
+        r'(?:www\.)?piped-libre\.kavin\.rocks',
+        r'(?:www\.)?yt\.jae\.fi',
         r'(?:www\.)?piped\.mint\.lgbt',
-        r'(?:www\.)?piped\.privacy\.com\.de',
+        r'(?:www\.)?il\.ax',
+        r'(?:www\.)?piped\.esmailelbob\.xyz',
+        r'(?:www\.)?piped\.projectsegfau\.lt',
+        r'(?:www\.)?piped\.privacydev\.net',
+        r'(?:www\.)?piped\.palveluntarjoaja\.eu',
+        r'(?:www\.)?piped\.smnz\.de',
+        r'(?:www\.)?piped\.adminforge\.de',
+        r'(?:www\.)?watch\.whatevertinfoil\.de',
+        r'(?:www\.)?piped\.qdi\.fi',
+        r'(?:www\.)?piped\.video',
+        r'(?:www\.)?piped\.aeong\.one',
+        r'(?:www\.)?piped\.moomoo\.me',
+        r'(?:www\.)?piped\.chauvet\.pro',
+        r'(?:www\.)?watch\.leptons\.xyz',
+        r'(?:www\.)?pd\.vern\.cc',
+        r'(?:www\.)?piped\.hostux\.net',
+        r'(?:www\.)?piped\.lunar\.icu',
+        # Hyperpipe instances from https://hyperpipe.codeberg.page/
+        r'(?:www\.)?hyperpipe\.surge\.sh',
+        r'(?:www\.)?hyperpipe\.esmailelbob\.xyz',
+        r'(?:www\.)?listen\.whatever\.social',
+        r'(?:www\.)?music\.adminforge\.de',
     )
 
+    # extracted from account/account_menu ep
+    # XXX: These are the supported YouTube UI and API languages,
+    # which is slightly different from languages supported for translation in YouTube studio
+    _SUPPORTED_LANG_CODES = [
+        'af', 'az', 'id', 'ms', 'bs', 'ca', 'cs', 'da', 'de', 'et', 'en-IN', 'en-GB', 'en', 'es',
+        'es-419', 'es-US', 'eu', 'fil', 'fr', 'fr-CA', 'gl', 'hr', 'zu', 'is', 'it', 'sw', 'lv',
+        'lt', 'hu', 'nl', 'no', 'uz', 'pl', 'pt-PT', 'pt', 'ro', 'sq', 'sk', 'sl', 'sr-Latn', 'fi',
+        'sv', 'vi', 'tr', 'be', 'bg', 'ky', 'kk', 'mk', 'mn', 'ru', 'sr', 'uk', 'el', 'hy', 'iw',
+        'ur', 'ar', 'fa', 'ne', 'mr', 'hi', 'as', 'bn', 'pa', 'gu', 'or', 'ta', 'te', 'kn', 'ml',
+        'si', 'th', 'lo', 'my', 'ka', 'am', 'km', 'zh-CN', 'zh-TW', 'zh-HK', 'ja', 'ko'
+    ]
+
+    _IGNORED_WARNINGS = {'Unavailable videos will be hidden during playback'}
+
+    @functools.cached_property
+    def _preferred_lang(self):
+        """
+        Returns a language code supported by YouTube for the user preferred language.
+        Returns None if no preferred language set.
+        """
+        preferred_lang = self._configuration_arg('lang', ie_key='Youtube', casesense=True, default=[''])[0]
+        if not preferred_lang:
+            return
+        if preferred_lang not in self._SUPPORTED_LANG_CODES:
+            raise ExtractorError(
+                f'Unsupported language code: {preferred_lang}. Supported language codes (case-sensitive): {join_nonempty(*self._SUPPORTED_LANG_CODES, delim=", ")}.',
+                expected=True)
+        elif preferred_lang != 'en':
+            self.report_warning(
+                f'Preferring "{preferred_lang}" translated fields. Note that some metadata extraction may fail or be incorrect.')
+        return preferred_lang
+
     def _initialize_consent(self):
         cookies = self._get_cookies('https://www.youtube.com/')
         if cookies.get('__Secure-3PSID'):
@@ -376,7 +500,7 @@ def _initialize_pref(self):
                 pref = dict(urllib.parse.parse_qsl(pref_cookie.value))
             except ValueError:
                 self.report_warning('Failed to parse user PREF cookie' + bug_reports_message())
-        pref.update({'hl': 'en', 'tz': 'UTC'})
+        pref.update({'hl': self._preferred_lang or 'en', 'tz': 'UTC'})
         self._set_cookie('.youtube.com', name='PREF', value=urllib.parse.urlencode(pref))
 
     def _real_initialize(self):
@@ -424,7 +548,7 @@ def _extract_context(self, ytcfg=None, default_client='web'):
             (ytcfg, self._get_default_ytcfg(default_client)), 'INNERTUBE_CONTEXT', expected_type=dict)
         # Enforce language and tz for extraction
         client_context = traverse_obj(context, 'client', expected_type=dict, default={})
-        client_context.update({'hl': 'en', 'timeZone': 'UTC', 'utcOffsetMinutes': 0})
+        client_context.update({'hl': self._preferred_lang or 'en', 'timeZone': 'UTC', 'utcOffsetMinutes': 0})
         return context
 
     _SAPISID = None
@@ -550,7 +674,8 @@ def generate_api_headers(
             'Origin': origin,
             'X-Youtube-Identity-Token': identity_token or self._extract_identity_token(ytcfg),
             'X-Goog-PageId': account_syncid or self._extract_account_syncid(ytcfg),
-            'X-Goog-Visitor-Id': visitor_data or self._extract_visitor_data(ytcfg)
+            'X-Goog-Visitor-Id': visitor_data or self._extract_visitor_data(ytcfg),
+            'User-Agent': self._ytcfg_get_safe(ytcfg, lambda x: x['INNERTUBE_CONTEXT']['client']['userAgent'], default_client=default_client)
         }
         if session_index is None:
             session_index = self._extract_session_index(ytcfg)
@@ -561,7 +686,7 @@ def generate_api_headers(
         if auth is not None:
             headers['Authorization'] = auth
             headers['X-Origin'] = origin
-        return {h: v for h, v in headers.items() if v is not None}
+        return filter_dict(headers)
 
     def _download_ytcfg(self, client, video_id):
         url = {
@@ -616,20 +741,10 @@ def _extract_continuation(cls, renderer):
         if next_continuation:
             return next_continuation
 
-        contents = []
-        for key in ('contents', 'items'):
-            contents.extend(try_get(renderer, lambda x: x[key], list) or [])
-
-        for content in contents:
-            if not isinstance(content, dict):
-                continue
-            continuation_ep = try_get(
-                content, (lambda x: x['continuationItemRenderer']['continuationEndpoint'],
-                          lambda x: x['continuationItemRenderer']['button']['buttonRenderer']['command']),
-                dict)
-            continuation = cls._extract_continuation_ep_data(continuation_ep)
-            if continuation:
-                return continuation
+        return traverse_obj(renderer, (
+            ('contents', 'items', 'rows'), ..., 'continuationItemRenderer',
+            ('continuationEndpoint', ('button', 'buttonRenderer', 'command'))
+        ), get_all=False, expected_type=cls._extract_continuation_ep_data)
 
     @classmethod
     def _extract_alerts(cls, data):
@@ -645,12 +760,11 @@ def _extract_alerts(cls, data):
                     yield alert_type, message
 
     def _report_alerts(self, alerts, expected=True, fatal=True, only_once=False):
-        errors = []
-        warnings = []
+        errors, warnings = [], []
         for alert_type, alert_message in alerts:
             if alert_type.lower() == 'error' and fatal:
                 errors.append([alert_type, alert_message])
-            else:
+            elif alert_message not in self._IGNORED_WARNINGS:
                 warnings.append([alert_type, alert_message])
 
         for alert_type, alert_message in (warnings + errors[:-1]):
@@ -662,13 +776,49 @@ def _extract_and_report_alerts(self, data, *args, **kwargs):
         return self._report_alerts(self._extract_alerts(data), *args, **kwargs)
 
     def _extract_badges(self, renderer: dict):
-        badges = set()
-        for badge in try_get(renderer, lambda x: x['badges'], list) or []:
-            label = try_get(badge, lambda x: x['metadataBadgeRenderer']['label'], str)
-            if label:
-                badges.add(label.lower())
+        privacy_icon_map = {
+            'PRIVACY_UNLISTED': BadgeType.AVAILABILITY_UNLISTED,
+            'PRIVACY_PRIVATE': BadgeType.AVAILABILITY_PRIVATE,
+            'PRIVACY_PUBLIC': BadgeType.AVAILABILITY_PUBLIC
+        }
+
+        badge_style_map = {
+            'BADGE_STYLE_TYPE_MEMBERS_ONLY': BadgeType.AVAILABILITY_SUBSCRIPTION,
+            'BADGE_STYLE_TYPE_PREMIUM': BadgeType.AVAILABILITY_PREMIUM,
+            'BADGE_STYLE_TYPE_LIVE_NOW': BadgeType.LIVE_NOW
+        }
+
+        label_map = {
+            'unlisted': BadgeType.AVAILABILITY_UNLISTED,
+            'private': BadgeType.AVAILABILITY_PRIVATE,
+            'members only': BadgeType.AVAILABILITY_SUBSCRIPTION,
+            'live': BadgeType.LIVE_NOW,
+            'premium': BadgeType.AVAILABILITY_PREMIUM
+        }
+
+        badges = []
+        for badge in traverse_obj(renderer, ('badges', ..., 'metadataBadgeRenderer')):
+            badge_type = (
+                privacy_icon_map.get(traverse_obj(badge, ('icon', 'iconType'), expected_type=str))
+                or badge_style_map.get(traverse_obj(badge, 'style'))
+            )
+            if badge_type:
+                badges.append({'type': badge_type})
+                continue
+
+            # fallback, won't work in some languages
+            label = traverse_obj(badge, 'label', expected_type=str, default='')
+            for match, label_badge_type in label_map.items():
+                if match in label.lower():
+                    badges.append({'type': badge_type})
+                    continue
+
         return badges
 
+    @staticmethod
+    def _has_badge(badges, badge_type):
+        return bool(traverse_obj(badges, lambda _, v: v['type'] == badge_type))
+
     @staticmethod
     def _get_text(data, *path_list, max_runs=None):
         for path in path_list or [None]:
@@ -687,7 +837,7 @@ def _get_text(data, *path_list, max_runs=None):
                     runs = item
 
                 runs = runs[:min(len(runs), max_runs or len(runs))]
-                text = ''.join(traverse_obj(runs, (..., 'text'), expected_type=str, default=[]))
+                text = ''.join(traverse_obj(runs, (..., 'text'), expected_type=str))
                 if text:
                     return text
 
@@ -707,7 +857,7 @@ def _extract_thumbnails(data, *path_list):
         """
         thumbnails = []
         for path in path_list or [()]:
-            for thumbnail in traverse_obj(data, (*variadic(path), 'thumbnails', ...), default=[]):
+            for thumbnail in traverse_obj(data, (*variadic(path), 'thumbnails', ...)):
                 thumbnail_url = url_or_none(thumbnail.get('url'))
                 if not thumbnail_url:
                     continue
@@ -739,9 +889,9 @@ def extract_relative_time(relative_time_text):
             except ValueError:
                 return None
 
-    def _extract_time_text(self, renderer, *path_list):
-        """@returns (timestamp, time_text)"""
-        text = self._get_text(renderer, *path_list) or ''
+    def _parse_time_text(self, text):
+        if not text:
+            return
         dt = self.extract_relative_time(text)
         timestamp = None
         if isinstance(dt, datetime.datetime):
@@ -754,9 +904,10 @@ def _extract_time_text(self, renderer, *path_list):
                         (r'([a-z]+\s*\d{1,2},?\s*20\d{2})', r'(?:.+|^)(?:live|premieres|ed|ing)(?:\s*(?:on|for))?\s*(.+\d)'),
                         text.lower(), 'time text', default=None)))
 
-        if text and timestamp is None:
-            self.report_warning(f"Cannot parse localized time text '{text}'" + bug_reports_message(), only_once=True)
-        return timestamp, text
+        if text and timestamp is None and self._preferred_lang in (None, 'en'):
+            self.report_warning(
+                f'Cannot parse localized time text "{text}"', only_once=True)
+        return timestamp
 
     def _extract_response(self, item_id, query, note='Downloading API JSON', headers=None,
                           ytcfg=None, check_get_keys=None, ep='browse', fatal=True, api_hostname=None,
@@ -805,40 +956,47 @@ def _extract_response(self, item_id, query, note='Downloading API JSON', headers
             # Youtube sometimes sends incomplete data
             # See: https://github.com/ytdl-org/youtube-dl/issues/28194
             if not traverse_obj(response, *variadic(check_get_keys)):
-                retry.error = ExtractorError('Incomplete data received')
+                retry.error = ExtractorError('Incomplete data received', expected=True)
                 continue
 
             return response
 
     @staticmethod
     def is_music_url(url):
-        return re.match(r'https?://music\.youtube\.com/', url) is not None
+        return re.match(r'(https?://)?music\.youtube\.com/', url) is not None
 
     def _extract_video(self, renderer):
         video_id = renderer.get('videoId')
-        title = self._get_text(renderer, 'title')
+
+        reel_header_renderer = traverse_obj(renderer, (
+            'navigationEndpoint', 'reelWatchEndpoint', 'overlay', 'reelPlayerOverlayRenderer',
+            'reelPlayerHeaderSupportedRenderers', 'reelPlayerHeaderRenderer'))
+
+        title = self._get_text(renderer, 'title', 'headline') or self._get_text(reel_header_renderer, 'reelTitleText')
         description = self._get_text(renderer, 'descriptionSnippet')
-        duration = parse_duration(self._get_text(
-            renderer, 'lengthText', ('thumbnailOverlays', ..., 'thumbnailOverlayTimeStatusRenderer', 'text')))
+
+        duration = int_or_none(renderer.get('lengthSeconds'))
+        if duration is None:
+            duration = parse_duration(self._get_text(
+                renderer, 'lengthText', ('thumbnailOverlays', ..., 'thumbnailOverlayTimeStatusRenderer', 'text')))
         if duration is None:
+            # XXX: should write a parser to be more general to support more cases (e.g. shorts in shorts tab)
             duration = parse_duration(self._search_regex(
                 r'(?i)(ago)(?!.*\1)\s+(?P<duration>[a-z0-9 ,]+?)(?:\s+[\d,]+\s+views)?(?:\s+-\s+play\s+short)?$',
                 traverse_obj(renderer, ('title', 'accessibility', 'accessibilityData', 'label'), default='', expected_type=str),
                 video_id, default=None, group='duration'))
 
-        view_count = self._get_count(renderer, 'viewCountText')
-
-        uploader = self._get_text(renderer, 'ownerText', 'shortBylineText')
         channel_id = traverse_obj(
             renderer, ('shortBylineText', 'runs', ..., 'navigationEndpoint', 'browseEndpoint', 'browseId'),
             expected_type=str, get_all=False)
-        timestamp, time_text = self._extract_time_text(renderer, 'publishedTimeText')
-        scheduled_timestamp = str_to_int(traverse_obj(renderer, ('upcomingEventData', 'startTime'), get_all=False))
+        if not channel_id:
+            channel_id = traverse_obj(reel_header_renderer, ('channelNavigationEndpoint', 'browseEndpoint', 'browseId'))
+
         overlay_style = traverse_obj(
             renderer, ('thumbnailOverlays', ..., 'thumbnailOverlayTimeStatusRenderer', 'style'),
             get_all=False, expected_type=str)
         badges = self._extract_badges(renderer)
-        thumbnails = self._extract_thumbnails(renderer, 'thumbnail')
+
         navigation_url = urljoin('https://www.youtube.com/', traverse_obj(
             renderer, ('navigationEndpoint', 'commandMetadata', 'webCommandMetadata', 'url'),
             expected_type=str)) or ''
@@ -846,6 +1004,22 @@ def _extract_video(self, renderer):
         if overlay_style == 'SHORTS' or '/shorts/' in navigation_url:
             url = f'https://www.youtube.com/shorts/{video_id}'
 
+        time_text = (self._get_text(renderer, 'publishedTimeText', 'videoInfo')
+                     or self._get_text(reel_header_renderer, 'timestampText') or '')
+        scheduled_timestamp = str_to_int(traverse_obj(renderer, ('upcomingEventData', 'startTime'), get_all=False))
+
+        live_status = (
+            'is_upcoming' if scheduled_timestamp is not None
+            else 'was_live' if 'streamed' in time_text.lower()
+            else 'is_live' if overlay_style == 'LIVE' or self._has_badge(badges, BadgeType.LIVE_NOW)
+            else None)
+
+        # videoInfo is a string like '50K views • 10 years ago'.
+        view_count_text = self._get_text(renderer, 'viewCountText', 'shortViewCountText', 'videoInfo') or ''
+        view_count = (0 if 'no views' in view_count_text.lower()
+                      else self._get_count({'simpleText': view_count_text}))
+        view_count_field = 'concurrent_view_count' if live_status in ('is_live', 'is_upcoming') else 'view_count'
+
         return {
             '_type': 'url',
             'ie_key': YoutubeIE.ie_key(),
@@ -854,19 +1028,24 @@ def _extract_video(self, renderer):
             'title': title,
             'description': description,
             'duration': duration,
-            'view_count': view_count,
-            'uploader': uploader,
             'channel_id': channel_id,
-            'thumbnails': thumbnails,
-            'upload_date': (strftime_or_none(timestamp, '%Y%m%d')
-                            if self._configuration_arg('approximate_date', ie_key='youtubetab')
-                            else None),
-            'live_status': ('is_upcoming' if scheduled_timestamp is not None
-                            else 'was_live' if 'streamed' in time_text.lower()
-                            else 'is_live' if overlay_style is not None and overlay_style == 'LIVE' or 'live now' in badges
-                            else None),
+            'channel': (self._get_text(renderer, 'ownerText', 'shortBylineText')
+                        or self._get_text(reel_header_renderer, 'channelTitleText')),
+            'channel_url': f'https://www.youtube.com/channel/{channel_id}' if channel_id else None,
+            'thumbnails': self._extract_thumbnails(renderer, 'thumbnail'),
+            'timestamp': (self._parse_time_text(time_text)
+                          if self._configuration_arg('approximate_date', ie_key=YoutubeTabIE)
+                          else None),
             'release_timestamp': scheduled_timestamp,
-            'availability': self._availability(needs_premium='premium' in badges, needs_subscription='members only' in badges)
+            'availability':
+                'public' if self._has_badge(badges, BadgeType.AVAILABILITY_PUBLIC)
+                else self._availability(
+                    is_private=self._has_badge(badges, BadgeType.AVAILABILITY_PRIVATE) or None,
+                    needs_premium=self._has_badge(badges, BadgeType.AVAILABILITY_PREMIUM) or None,
+                    needs_subscription=self._has_badge(badges, BadgeType.AVAILABILITY_SUBSCRIPTION) or None,
+                    is_unlisted=self._has_badge(badges, BadgeType.AVAILABILITY_UNLISTED) or None),
+            view_count_field: view_count,
+            'live_status': live_status
         }
 
 
@@ -885,7 +1064,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                             youtube\.googleapis\.com)/                        # the various hostnames, with wildcard subdomains
                          (?:.*?\#/)?                                          # handle anchor (#/) redirect urls
                          (?:                                                  # the various things that can precede the ID:
-                             (?:(?:v|embed|e|shorts)/(?!videoseries|live_stream))  # v/ or embed/ or e/ or shorts/
+                             (?:(?:v|embed|e|shorts|live)/(?!videoseries|live_stream))  # v/ or embed/ or e/ or shorts/
                              |(?:                                             # or the v= param in all its forms
                                  (?:(?:watch|movie)(?:_popup)?(?:\.php)?/?)?  # preceding watch(_popup|.php) or nothing (like /?v=xxxx)
                                  (?:\?|\#!?)                                  # the params delimiter ? or # or #!
@@ -907,19 +1086,27 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                      (?:\#|$)""" % {
         'invidious': '|'.join(YoutubeBaseInfoExtractor._INVIDIOUS_SITES),
     }
-    _EMBED_REGEX = [r'''(?x)
-        (?:
-            <iframe[^>]+?src=|
-            data-video-url=|
-            <embed[^>]+?src=|
-            embedSWF\(?:\s*|
-            <object[^>]+data=|
-            new\s+SWFObject\(
-        )
-        (["\'])
-            (?P<url>(?:https?:)?//(?:www\.)?youtube(?:-nocookie)?\.com/
-            (?:embed|v|p)/[0-9A-Za-z_-]{11}.*?)
-        \1''']
+    _EMBED_REGEX = [
+        r'''(?x)
+            (?:
+                <(?:[0-9A-Za-z-]+?)?iframe[^>]+?src=|
+                data-video-url=|
+                <embed[^>]+?src=|
+                embedSWF\(?:\s*|
+                <object[^>]+data=|
+                new\s+SWFObject\(
+            )
+            (["\'])
+                (?P<url>(?:https?:)?//(?:www\.)?youtube(?:-nocookie)?\.com/
+                (?:embed|v|p)/[0-9A-Za-z_-]{11}.*?)
+            \1''',
+        # https://wordpress.org/plugins/lazy-load-for-videos/
+        r'''(?xs)
+            <a\s[^>]*\bhref="(?P<url>https://www\.youtube\.com/watch\?v=[0-9A-Za-z_-]{11})"
+            \s[^>]*\bclass="[^"]*\blazy-load-youtube''',
+    ]
+    _RETURN_TYPE = 'video'  # XXX: How to handle multifeed?
+
     _PLAYER_INFO_RE = (
         r'/s/player/(?P<id>[a-zA-Z0-9_-]{8,})/player',
         r'/(?P<id>[a-zA-Z0-9_-]{8,})/player(?:_ias\.vflset(?:/[a-zA-Z]{2,3}_[a-zA-Z]{2,3})?|-plasma-ias-(?:phone|tablet)-[a-z]{2}_[A-Z]{2}\.vflset)/base\.js$',
@@ -1449,66 +1636,99 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
             'skip': 'This live event has ended.',
         },
         {
-            # Multifeed videos (multiple cameras), URL is for Main Camera
-            'url': 'https://www.youtube.com/watch?v=jvGDaLqkpTg',
+            # Multifeed videos (multiple cameras), URL can be of any Camera
+            'url': 'https://www.youtube.com/watch?v=zaPI8MvL8pg',
             'info_dict': {
-                'id': 'jvGDaLqkpTg',
-                'title': 'Tom Clancy Free Weekend Rainbow Whatever',
-                'description': 'md5:e03b909557865076822aa169218d6a5d',
+                'id': 'zaPI8MvL8pg',
+                'title': 'Terraria 1.2 Live Stream | Let\'s Play - Part 04',
+                'description': 'md5:563ccbc698b39298481ca3c571169519',
             },
             'playlist': [{
                 'info_dict': {
-                    'id': 'jvGDaLqkpTg',
-                    'ext': 'mp4',
-                    'title': 'Tom Clancy Free Weekend Rainbow Whatever (Main Camera)',
-                    'description': 'md5:e03b909557865076822aa169218d6a5d',
-                    'duration': 10643,
-                    'upload_date': '20161111',
-                    'uploader': 'Team PGP',
-                    'uploader_id': 'UChORY56LMMETTuGjXaJXvLg',
-                    'uploader_url': r're:https?://(?:www\.)?youtube\.com/channel/UChORY56LMMETTuGjXaJXvLg',
-                },
-            }, {
-                'info_dict': {
-                    'id': '3AKt1R1aDnw',
+                    'id': 'j5yGuxZ8lLU',
                     'ext': 'mp4',
-                    'title': 'Tom Clancy Free Weekend Rainbow Whatever (Camera 2)',
-                    'description': 'md5:e03b909557865076822aa169218d6a5d',
-                    'duration': 10991,
-                    'upload_date': '20161111',
-                    'uploader': 'Team PGP',
-                    'uploader_id': 'UChORY56LMMETTuGjXaJXvLg',
-                    'uploader_url': r're:https?://(?:www\.)?youtube\.com/channel/UChORY56LMMETTuGjXaJXvLg',
+                    'title': 'Terraria 1.2 Live Stream | Let\'s Play - Part 04 (Chris)',
+                    'uploader': 'WiiLikeToPlay',
+                    'description': 'md5:563ccbc698b39298481ca3c571169519',
+                    'uploader_url': 'http://www.youtube.com/user/WiiRikeToPray',
+                    'duration': 10120,
+                    'channel_follower_count': int,
+                    'channel_url': 'https://www.youtube.com/channel/UCN2XePorRokPB9TEgRZpddg',
+                    'availability': 'public',
+                    'playable_in_embed': True,
+                    'upload_date': '20131105',
+                    'uploader_id': 'WiiRikeToPray',
+                    'categories': ['Gaming'],
+                    'live_status': 'was_live',
+                    'tags': 'count:24',
+                    'release_timestamp': 1383701910,
+                    'thumbnail': 'https://i.ytimg.com/vi/j5yGuxZ8lLU/maxresdefault.jpg',
+                    'comment_count': int,
+                    'age_limit': 0,
+                    'like_count': int,
+                    'channel_id': 'UCN2XePorRokPB9TEgRZpddg',
+                    'channel': 'WiiLikeToPlay',
+                    'view_count': int,
+                    'release_date': '20131106',
                 },
             }, {
                 'info_dict': {
-                    'id': 'RtAMM00gpVc',
+                    'id': 'zaPI8MvL8pg',
                     'ext': 'mp4',
-                    'title': 'Tom Clancy Free Weekend Rainbow Whatever (Camera 3)',
-                    'description': 'md5:e03b909557865076822aa169218d6a5d',
-                    'duration': 10995,
-                    'upload_date': '20161111',
-                    'uploader': 'Team PGP',
-                    'uploader_id': 'UChORY56LMMETTuGjXaJXvLg',
-                    'uploader_url': r're:https?://(?:www\.)?youtube\.com/channel/UChORY56LMMETTuGjXaJXvLg',
+                    'title': 'Terraria 1.2 Live Stream | Let\'s Play - Part 04 (Tyson)',
+                    'uploader_id': 'WiiRikeToPray',
+                    'availability': 'public',
+                    'channel_url': 'https://www.youtube.com/channel/UCN2XePorRokPB9TEgRZpddg',
+                    'channel': 'WiiLikeToPlay',
+                    'uploader_url': 'http://www.youtube.com/user/WiiRikeToPray',
+                    'channel_follower_count': int,
+                    'description': 'md5:563ccbc698b39298481ca3c571169519',
+                    'duration': 10108,
+                    'age_limit': 0,
+                    'like_count': int,
+                    'tags': 'count:24',
+                    'channel_id': 'UCN2XePorRokPB9TEgRZpddg',
+                    'uploader': 'WiiLikeToPlay',
+                    'release_timestamp': 1383701915,
+                    'comment_count': int,
+                    'upload_date': '20131105',
+                    'thumbnail': 'https://i.ytimg.com/vi/zaPI8MvL8pg/maxresdefault.jpg',
+                    'release_date': '20131106',
+                    'playable_in_embed': True,
+                    'live_status': 'was_live',
+                    'categories': ['Gaming'],
+                    'view_count': int,
                 },
             }, {
                 'info_dict': {
-                    'id': '6N2fdlP3C5U',
+                    'id': 'R7r3vfO7Hao',
                     'ext': 'mp4',
-                    'title': 'Tom Clancy Free Weekend Rainbow Whatever (Camera 4)',
-                    'description': 'md5:e03b909557865076822aa169218d6a5d',
-                    'duration': 10990,
-                    'upload_date': '20161111',
-                    'uploader': 'Team PGP',
-                    'uploader_id': 'UChORY56LMMETTuGjXaJXvLg',
-                    'uploader_url': r're:https?://(?:www\.)?youtube\.com/channel/UChORY56LMMETTuGjXaJXvLg',
+                    'title': 'Terraria 1.2 Live Stream | Let\'s Play - Part 04 (Spencer)',
+                    'thumbnail': 'https://i.ytimg.com/vi/R7r3vfO7Hao/maxresdefault.jpg',
+                    'channel_id': 'UCN2XePorRokPB9TEgRZpddg',
+                    'like_count': int,
+                    'availability': 'public',
+                    'playable_in_embed': True,
+                    'upload_date': '20131105',
+                    'description': 'md5:563ccbc698b39298481ca3c571169519',
+                    'uploader_id': 'WiiRikeToPray',
+                    'uploader_url': 'http://www.youtube.com/user/WiiRikeToPray',
+                    'channel_follower_count': int,
+                    'tags': 'count:24',
+                    'release_date': '20131106',
+                    'uploader': 'WiiLikeToPlay',
+                    'comment_count': int,
+                    'channel_url': 'https://www.youtube.com/channel/UCN2XePorRokPB9TEgRZpddg',
+                    'channel': 'WiiLikeToPlay',
+                    'categories': ['Gaming'],
+                    'release_timestamp': 1383701914,
+                    'live_status': 'was_live',
+                    'age_limit': 0,
+                    'duration': 10128,
+                    'view_count': int,
                 },
             }],
-            'params': {
-                'skip_download': True,
-            },
-            'skip': 'Not multifeed anymore',
+            'params': {'skip_download': True},
         },
         {
             # Multifeed video with comma in title (see https://github.com/ytdl-org/youtube-dl/issues/8536)
@@ -1621,7 +1841,8 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'live_status': 'not_live',
                 'playable_in_embed': True,
                 'comment_count': int,
-                'channel_follower_count': int
+                'channel_follower_count': int,
+                'chapters': list,
             },
             'params': {
                 'skip_download': True,
@@ -1654,7 +1875,8 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'live_status': 'not_live',
                 'channel_url': 'https://www.youtube.com/channel/UCH1dpzjCEiGAt8CXkryhkZg',
                 'comment_count': int,
-                'channel_follower_count': int
+                'channel_follower_count': int,
+                'chapters': list,
             },
             'params': {
                 'skip_download': True,
@@ -1919,7 +2141,8 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'duration': 522,
                 'channel': 'kudvenkat',
                 'comment_count': int,
-                'channel_follower_count': int
+                'channel_follower_count': int,
+                'chapters': list,
             },
             'params': {
                 'skip_download': True,
@@ -2069,7 +2292,8 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'like_count': int,
                 'live_status': 'not_live',
                 'playable_in_embed': True,
-                'channel_follower_count': int
+                'channel_follower_count': int,
+                'chapters': list,
             },
             'params': {
                 'format': '17',  # 3gp format available on android
@@ -2113,7 +2337,8 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'duration': 248,
                 'categories': ['Education'],
                 'age_limit': 0,
-                'channel_follower_count': int
+                'channel_follower_count': int,
+                'chapters': list,
             }, 'params': {'format': 'mhtml', 'skip_download': True}
         }, {
             # Ensure video upload_date is in UTC timezone (video was uploaded 1641170939)
@@ -2143,6 +2368,35 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'comment_count': int,
                 'channel_follower_count': int
             }
+        }, {
+            # Same video as above, but with --compat-opt no-youtube-prefer-utc-upload-date
+            'url': 'https://www.youtube.com/watch?v=2NUZ8W2llS4',
+            'info_dict': {
+                'id': '2NUZ8W2llS4',
+                'ext': 'mp4',
+                'title': 'The NP that test your phone performance 🙂',
+                'description': 'md5:144494b24d4f9dfacb97c1bbef5de84d',
+                'uploader': 'Leon Nguyen',
+                'uploader_id': 'VNSXIII',
+                'uploader_url': 'http://www.youtube.com/user/VNSXIII',
+                'channel_id': 'UCRqNBSOHgilHfAczlUmlWHA',
+                'channel_url': 'https://www.youtube.com/channel/UCRqNBSOHgilHfAczlUmlWHA',
+                'duration': 21,
+                'view_count': int,
+                'age_limit': 0,
+                'categories': ['Gaming'],
+                'tags': 'count:23',
+                'playable_in_embed': True,
+                'live_status': 'not_live',
+                'upload_date': '20220102',
+                'like_count': int,
+                'availability': 'public',
+                'channel': 'Leon Nguyen',
+                'thumbnail': 'https://i.ytimg.com/vi_webp/2NUZ8W2llS4/maxresdefault.webp',
+                'comment_count': int,
+                'channel_follower_count': int
+            },
+            'params': {'compat_opts': ['no-youtube-prefer-utc-upload-date']}
         }, {
             # date text is premiered video, ensure upload date in UTC (published 1641172509)
             'url': 'https://www.youtube.com/watch?v=mzZzzBU6lrM',
@@ -2200,6 +2454,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'view_count': int,
                 'playable_in_embed': True,
                 'description': 'md5:2ef1d002cad520f65825346e2084e49d',
+                'concurrent_view_count': int,
             },
             'params': {'skip_download': True}
         }, {
@@ -2254,11 +2509,154 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'tags': [],
                 'uploader_url': 'http://www.youtube.com/user/nao20010128nao',
             }
+        }, {
+            # Prefer primary title+description language metadata by default
+            # Do not prefer translated description if primary is empty
+            'url': 'https://www.youtube.com/watch?v=el3E4MbxRqQ',
+            'info_dict': {
+                'id': 'el3E4MbxRqQ',
+                'ext': 'mp4',
+                'title': 'dlp test video 2 - primary sv no desc',
+                'description': '',
+                'channel': 'cole-dlp-test-acc',
+                'tags': [],
+                'view_count': int,
+                'channel_url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
+                'like_count': int,
+                'playable_in_embed': True,
+                'availability': 'unlisted',
+                'thumbnail': 'https://i.ytimg.com/vi_webp/el3E4MbxRqQ/maxresdefault.webp',
+                'age_limit': 0,
+                'duration': 5,
+                'uploader_id': 'UCiu-3thuViMebBjw_5nWYrA',
+                'uploader_url': 'http://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
+                'live_status': 'not_live',
+                'upload_date': '20220908',
+                'categories': ['People & Blogs'],
+                'uploader': 'cole-dlp-test-acc',
+                'channel_id': 'UCiu-3thuViMebBjw_5nWYrA',
+            },
+            'params': {'skip_download': True}
+        }, {
+            # Extractor argument: prefer translated title+description
+            'url': 'https://www.youtube.com/watch?v=gHKT4uU8Zng',
+            'info_dict': {
+                'id': 'gHKT4uU8Zng',
+                'ext': 'mp4',
+                'channel': 'cole-dlp-test-acc',
+                'tags': [],
+                'duration': 5,
+                'live_status': 'not_live',
+                'channel_id': 'UCiu-3thuViMebBjw_5nWYrA',
+                'upload_date': '20220728',
+                'uploader_id': 'UCiu-3thuViMebBjw_5nWYrA',
+                'view_count': int,
+                'categories': ['People & Blogs'],
+                'thumbnail': 'https://i.ytimg.com/vi_webp/gHKT4uU8Zng/maxresdefault.webp',
+                'title': 'dlp test video title translated (fr)',
+                'availability': 'public',
+                'uploader': 'cole-dlp-test-acc',
+                'age_limit': 0,
+                'description': 'dlp test video description translated (fr)',
+                'playable_in_embed': True,
+                'channel_url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
+                'uploader_url': 'http://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
+            },
+            'params': {'skip_download': True, 'extractor_args': {'youtube': {'lang': ['fr']}}},
+            'expected_warnings': [r'Preferring "fr" translated fields'],
         }, {
             'note': '6 channel audio',
             'url': 'https://www.youtube.com/watch?v=zgdo7-RRjgo',
             'only_matching': True,
-        }
+        }, {
+            'note': 'Multiple HLS formats with same itag',
+            'url': 'https://www.youtube.com/watch?v=kX3nB4PpJko',
+            'info_dict': {
+                'id': 'kX3nB4PpJko',
+                'ext': 'mp4',
+                'categories': ['Entertainment'],
+                'description': 'md5:e8031ff6e426cdb6a77670c9b81f6fa6',
+                'uploader_url': 'http://www.youtube.com/user/MrBeast6000',
+                'live_status': 'not_live',
+                'duration': 937,
+                'channel_follower_count': int,
+                'thumbnail': 'https://i.ytimg.com/vi_webp/kX3nB4PpJko/maxresdefault.webp',
+                'title': 'Last To Take Hand Off Jet, Keeps It!',
+                'channel': 'MrBeast',
+                'playable_in_embed': True,
+                'view_count': int,
+                'upload_date': '20221112',
+                'uploader': 'MrBeast',
+                'uploader_id': 'MrBeast6000',
+                'channel_url': 'https://www.youtube.com/channel/UCX6OQ3DkcsbYNE6H8uQQuVA',
+                'age_limit': 0,
+                'availability': 'public',
+                'channel_id': 'UCX6OQ3DkcsbYNE6H8uQQuVA',
+                'like_count': int,
+                'tags': [],
+            },
+            'params': {'extractor_args': {'youtube': {'player_client': ['ios']}}, 'format': '233-1'},
+        }, {
+            'note': 'Audio formats with Dynamic Range Compression',
+            'url': 'https://www.youtube.com/watch?v=Tq92D6wQ1mg',
+            'info_dict': {
+                'id': 'Tq92D6wQ1mg',
+                'ext': 'weba',
+                'title': '[MMD] Adios - EVERGLOW [+Motion DL]',
+                'channel_url': 'https://www.youtube.com/channel/UC1yoRdFoFJaCY-AGfD9W0wQ',
+                'channel_id': 'UC1yoRdFoFJaCY-AGfD9W0wQ',
+                'channel_follower_count': int,
+                'description': 'md5:17eccca93a786d51bc67646756894066',
+                'upload_date': '20191228',
+                'uploader_url': 'http://www.youtube.com/channel/UC1yoRdFoFJaCY-AGfD9W0wQ',
+                'tags': ['mmd', 'dance', 'mikumikudance', 'kpop', 'vtuber'],
+                'playable_in_embed': True,
+                'like_count': int,
+                'categories': ['Entertainment'],
+                'thumbnail': 'https://i.ytimg.com/vi/Tq92D6wQ1mg/sddefault.jpg',
+                'age_limit': 18,
+                'channel': 'Projekt Melody',
+                'uploader_id': 'UC1yoRdFoFJaCY-AGfD9W0wQ',
+                'view_count': int,
+                'availability': 'needs_auth',
+                'comment_count': int,
+                'live_status': 'not_live',
+                'uploader': 'Projekt Melody',
+                'duration': 106,
+            },
+            'params': {'extractor_args': {'youtube': {'player_client': ['tv_embedded']}}, 'format': '251-drc'},
+        },
+        {
+            'url': 'https://www.youtube.com/live/qVv6vCqciTM',
+            'info_dict': {
+                'id': 'qVv6vCqciTM',
+                'ext': 'mp4',
+                'age_limit': 0,
+                'uploader_id': 'UCIdEIHpS0TdkqRkHL5OkLtA',
+                'comment_count': int,
+                'chapters': 'count:13',
+                'upload_date': '20221223',
+                'thumbnail': 'https://i.ytimg.com/vi/qVv6vCqciTM/maxresdefault.jpg',
+                'channel_url': 'https://www.youtube.com/channel/UCIdEIHpS0TdkqRkHL5OkLtA',
+                'uploader_url': 'http://www.youtube.com/channel/UCIdEIHpS0TdkqRkHL5OkLtA',
+                'like_count': int,
+                'release_date': '20221223',
+                'tags': ['Vtuber', '月ノ美兎', '名取さな', 'にじさんじ', 'クリスマス', '3D配信'],
+                'title': '【 #インターネット女クリスマス 】3Dで歌ってはしゃぐインターネットの女たち【月ノ美兎/名取さな】',
+                'view_count': int,
+                'playable_in_embed': True,
+                'duration': 4438,
+                'availability': 'public',
+                'channel_follower_count': int,
+                'channel_id': 'UCIdEIHpS0TdkqRkHL5OkLtA',
+                'categories': ['Entertainment'],
+                'live_status': 'was_live',
+                'release_timestamp': 1671793345,
+                'channel': 'さなちゃんねる',
+                'description': 'md5:6aebf95cc4a1d731aebc01ad6cc9806d',
+                'uploader': 'さなちゃんねる',
+            },
+        },
     ]
 
     _WEBPAGE_TESTS = [
@@ -2311,10 +2709,8 @@ def __init__(self, *args, **kwargs):
         self._code_cache = {}
         self._player_cache = {}
 
-    def _prepare_live_from_start_formats(self, formats, video_id, live_start_time, url, webpage_url, smuggled_data):
+    def _prepare_live_from_start_formats(self, formats, video_id, live_start_time, url, webpage_url, smuggled_data, is_live):
         lock = threading.Lock()
-
-        is_live = True
         start_time = time.time()
         formats = [f for f in formats if f.get('is_from_start')]
 
@@ -2324,38 +2720,44 @@ def refetch_manifest(format_id, delay):
                 return
 
             _, _, prs, player_url = self._download_player_responses(url, smuggled_data, video_id, webpage_url)
-            video_details = traverse_obj(
-                prs, (..., 'videoDetails'), expected_type=dict, default=[])
+            video_details = traverse_obj(prs, (..., 'videoDetails'), expected_type=dict)
             microformats = traverse_obj(
                 prs, (..., 'microformat', 'playerMicroformatRenderer'),
-                expected_type=dict, default=[])
-            _, is_live, _, formats, _ = self._list_formats(video_id, microformats, video_details, prs, player_url)
+                expected_type=dict)
+            _, live_status, _, formats, _ = self._list_formats(video_id, microformats, video_details, prs, player_url)
+            is_live = live_status == 'is_live'
             start_time = time.time()
 
         def mpd_feed(format_id, delay):
             """
             @returns (manifest_url, manifest_stream_number, is_live) or None
             """
-            with lock:
-                refetch_manifest(format_id, delay)
-
-            f = next((f for f in formats if f['format_id'] == format_id), None)
-            if not f:
-                if not is_live:
-                    self.to_screen(f'{video_id}: Video is no longer live')
-                else:
-                    self.report_warning(
-                        f'Cannot find refreshed manifest for format {format_id}{bug_reports_message()}')
-                return None
-            return f['manifest_url'], f['manifest_stream_number'], is_live
+            for retry in self.RetryManager(fatal=False):
+                with lock:
+                    refetch_manifest(format_id, delay)
+
+                f = next((f for f in formats if f['format_id'] == format_id), None)
+                if not f:
+                    if not is_live:
+                        retry.error = f'{video_id}: Video is no longer live'
+                    else:
+                        retry.error = f'Cannot find refreshed manifest for format {format_id}{bug_reports_message()}'
+                    continue
+                return f['manifest_url'], f['manifest_stream_number'], is_live
+            return None
 
         for f in formats:
-            f['is_live'] = True
-            f['protocol'] = 'http_dash_segments_generator'
-            f['fragments'] = functools.partial(
-                self._live_dash_fragments, f['format_id'], live_start_time, mpd_feed)
+            f['is_live'] = is_live
+            gen = functools.partial(self._live_dash_fragments, video_id, f['format_id'],
+                                    live_start_time, mpd_feed, not is_live and f.copy())
+            if is_live:
+                f['fragments'] = gen
+                f['protocol'] = 'http_dash_segments_generator'
+            else:
+                f['fragments'] = LazyList(gen({}))
+                del f['is_from_start']
 
-    def _live_dash_fragments(self, format_id, live_start_time, mpd_feed, ctx):
+    def _live_dash_fragments(self, video_id, format_id, live_start_time, mpd_feed, manifestless_orig_fmt, ctx):
         FETCH_SPAN, MAX_DURATION = 5, 432000
 
         mpd_url, stream_number, is_live = None, None, True
@@ -2386,15 +2788,18 @@ def _extract_sequence_from_mpd(refresh_sequence, immediate):
                     return False, last_seq
                 elif old_mpd_url == mpd_url:
                     return True, last_seq
-            try:
-                fmts, _ = self._extract_mpd_formats_and_subtitles(
-                    mpd_url, None, note=False, errnote=False, fatal=False)
-            except ExtractorError:
-                fmts = None
-            if not fmts:
-                no_fragment_score += 2
-                return False, last_seq
-            fmt_info = next(x for x in fmts if x['manifest_stream_number'] == stream_number)
+            if manifestless_orig_fmt:
+                fmt_info = manifestless_orig_fmt
+            else:
+                try:
+                    fmts, _ = self._extract_mpd_formats_and_subtitles(
+                        mpd_url, None, note=False, errnote=False, fatal=False)
+                except ExtractorError:
+                    fmts = None
+                if not fmts:
+                    no_fragment_score += 2
+                    return False, last_seq
+                fmt_info = next(x for x in fmts if x['manifest_stream_number'] == stream_number)
             fragments = fmt_info['fragments']
             fragment_base_url = fmt_info['fragment_base_url']
             assert fragment_base_url
@@ -2402,6 +2807,7 @@ def _extract_sequence_from_mpd(refresh_sequence, immediate):
             _last_seq = int(re.search(r'(?:/|^)sq/(\d+)', fragments[-1]['path']).group(1))
             return True, _last_seq
 
+        self.write_debug(f'[{video_id}] Generating fragments for format {format_id}')
         while is_live:
             fetch_time = time.time()
             if no_fragment_score > 30:
@@ -2455,6 +2861,11 @@ def _extract_sequence_from_mpd(refresh_sequence, immediate):
             except ExtractorError:
                 continue
 
+            if manifestless_orig_fmt:
+                # Stop at the first iteration if running for post-live manifestless;
+                # fragment count no longer increase since it starts
+                break
+
             time.sleep(max(0, FETCH_SPAN + fetch_time - time.time()))
 
     def _extract_player_url(self, *ytcfgs, webpage=None):
@@ -2508,20 +2919,17 @@ def _extract_signature_function(self, video_id, player_url, example_sig):
         assert os.path.basename(func_id) == func_id
 
         self.write_debug(f'Extracting signature function {func_id}')
-        cache_spec = self.cache.load('youtube-sigfuncs', func_id)
-        if cache_spec is not None:
-            return lambda s: ''.join(s[i] for i in cache_spec)
+        cache_spec, code = self.cache.load('youtube-sigfuncs', func_id), None
 
-        code = self._load_player(video_id, player_url)
+        if not cache_spec:
+            code = self._load_player(video_id, player_url)
         if code:
             res = self._parse_sig_js(code)
-
             test_string = ''.join(map(chr, range(len(example_sig))))
-            cache_res = res(test_string)
-            cache_spec = [ord(c) for c in cache_res]
-
+            cache_spec = [ord(c) for c in res(test_string)]
             self.cache.store('youtube-sigfuncs', func_id, cache_spec)
-            return res
+
+        return lambda s: ''.join(s[i] for i in cache_spec)
 
     def _print_sig_code(self, func, example_sig):
         if not self.get_param('youtube_print_sig_code'):
@@ -2589,18 +2997,29 @@ def _parse_sig_js(self, jscode):
         initial_function = jsi.extract_function(funcname)
         return lambda s: initial_function([s])
 
+    def _cached(self, func, *cache_id):
+        def inner(*args, **kwargs):
+            if cache_id not in self._player_cache:
+                try:
+                    self._player_cache[cache_id] = func(*args, **kwargs)
+                except ExtractorError as e:
+                    self._player_cache[cache_id] = e
+                except Exception as e:
+                    self._player_cache[cache_id] = ExtractorError(traceback.format_exc(), cause=e)
+
+            ret = self._player_cache[cache_id]
+            if isinstance(ret, Exception):
+                raise ret
+            return ret
+        return inner
+
     def _decrypt_signature(self, s, video_id, player_url):
         """Turn the encrypted s field into a working signature"""
-        try:
-            player_id = (player_url, self._signature_cache_id(s))
-            if player_id not in self._player_cache:
-                func = self._extract_signature_function(video_id, player_url, s)
-                self._player_cache[player_id] = func
-            func = self._player_cache[player_id]
-            self._print_sig_code(func, s)
-            return func(s)
-        except Exception as e:
-            raise ExtractorError(traceback.format_exc(), cause=e, video_id=video_id)
+        extract_sig = self._cached(
+            self._extract_signature_function, 'sig', player_url, self._signature_cache_id(s))
+        func = extract_sig(video_id, player_url, s)
+        self._print_sig_code(func, s)
+        return func(s)
 
     def _decrypt_nsig(self, s, video_id, player_url):
         """Turn the encrypted n field into a working signature"""
@@ -2608,48 +3027,87 @@ def _decrypt_nsig(self, s, video_id, player_url):
             raise ExtractorError('Cannot decrypt nsig without player_url')
         player_url = urljoin('https://www.youtube.com', player_url)
 
-        sig_id = ('nsig_value', s)
-        if sig_id in self._player_cache:
-            return self._player_cache[sig_id]
+        try:
+            jsi, player_id, func_code = self._extract_n_function_code(video_id, player_url)
+        except ExtractorError as e:
+            raise ExtractorError('Unable to extract nsig function code', cause=e)
+        if self.get_param('youtube_print_sig_code'):
+            self.to_screen(f'Extracted nsig function from {player_id}:\n{func_code[1]}\n')
 
         try:
-            player_id = ('nsig', player_url)
-            if player_id not in self._player_cache:
-                self._player_cache[player_id] = self._extract_n_function(video_id, player_url)
-            func = self._player_cache[player_id]
-            self._player_cache[sig_id] = func(s)
-            self.write_debug(f'Decrypted nsig {s} => {self._player_cache[sig_id]}')
-            return self._player_cache[sig_id]
-        except Exception as e:
-            raise ExtractorError(traceback.format_exc(), cause=e, video_id=video_id)
+            extract_nsig = self._cached(self._extract_n_function_from_code, 'nsig func', player_url)
+            ret = extract_nsig(jsi, func_code)(s)
+        except JSInterpreter.Exception as e:
+            try:
+                jsi = PhantomJSwrapper(self, timeout=5000)
+            except ExtractorError:
+                raise e
+            self.report_warning(
+                f'Native nsig extraction failed: Trying with PhantomJS\n'
+                f'         n = {s} ; player = {player_url}', video_id)
+            self.write_debug(e, only_once=True)
+
+            args, func_body = func_code
+            ret = jsi.execute(
+                f'console.log(function({", ".join(args)}) {{ {func_body} }}({s!r}));',
+                video_id=video_id, note='Executing signature code').strip()
+
+        self.write_debug(f'Decrypted nsig {s} => {ret}')
+        return ret
 
     def _extract_n_function_name(self, jscode):
-        nfunc, idx = self._search_regex(
+        funcname, idx = self._search_regex(
             r'\.get\("n"\)\)&&\(b=(?P<nfunc>[a-zA-Z0-9$]+)(?:\[(?P<idx>\d+)\])?\([a-zA-Z0-9]\)',
             jscode, 'Initial JS player n function name', group=('nfunc', 'idx'))
         if not idx:
-            return nfunc
+            return funcname
+
         return json.loads(js_to_json(self._search_regex(
-            rf'var {re.escape(nfunc)}\s*=\s*(\[.+?\]);', jscode,
-            f'Initial JS player n function list ({nfunc}.{idx})')))[int(idx)]
+            rf'var {re.escape(funcname)}\s*=\s*(\[.+?\]);', jscode,
+            f'Initial JS player n function list ({funcname}.{idx})')))[int(idx)]
 
-    def _extract_n_function(self, video_id, player_url):
+    def _extract_n_function_code(self, video_id, player_url):
         player_id = self._extract_player_info(player_url)
-        func_code = self.cache.load('youtube-nsig', player_id)
+        func_code = self.cache.load('youtube-nsig', player_id, min_ver='2022.09.1')
+        jscode = func_code or self._load_player(video_id, player_url)
+        jsi = JSInterpreter(jscode)
 
         if func_code:
-            jsi = JSInterpreter(func_code)
+            return jsi, player_id, func_code
+
+        func_name = self._extract_n_function_name(jscode)
+
+        # For redundancy
+        func_code = self._search_regex(
+            r'''(?xs)%s\s*=\s*function\s*\((?P<var>[\w$]+)\)\s*
+                     # NB: The end of the regex is intentionally kept strict
+                     {(?P<code>.+?}\s*return\ [\w$]+.join\(""\))};''' % func_name,
+            jscode, 'nsig function', group=('var', 'code'), default=None)
+        if func_code:
+            func_code = ([func_code[0]], func_code[1])
         else:
-            jscode = self._load_player(video_id, player_url)
-            funcname = self._extract_n_function_name(jscode)
-            jsi = JSInterpreter(jscode)
-            func_code = jsi.extract_function_code(funcname)
-            self.cache.store('youtube-nsig', player_id, func_code)
+            self.write_debug('Extracting nsig function with jsinterp')
+            func_code = jsi.extract_function_code(func_name)
 
-        if self.get_param('youtube_print_sig_code'):
-            self.to_screen(f'Extracted nsig function from {player_id}:\n{func_code[1]}\n')
+        self.cache.store('youtube-nsig', player_id, func_code)
+        return jsi, player_id, func_code
+
+    def _extract_n_function_from_code(self, jsi, func_code):
+        func = jsi.extract_function_from_code(*func_code)
+
+        def extract_nsig(s):
+            try:
+                ret = func([s])
+            except JSInterpreter.Exception:
+                raise
+            except Exception as e:
+                raise JSInterpreter.Exception(traceback.format_exc(), cause=e)
 
-        return lambda s: jsi.extract_function_from_code(*func_code)([s])
+            if ret.startswith('enhanced_except_'):
+                raise JSInterpreter.Exception('Signature function returned an exception')
+            return ret
+
+        return extract_nsig
 
     def _extract_signature_timestamp(self, video_id, player_url, ytcfg=None, fatal=False):
         """
@@ -2705,7 +3163,7 @@ def _mark_watched(self, video_id, player_responses):
                 # these seem to mark watchtime "history" in the real world
                 # they're required, so send in a single value
                 qs.update({
-                    'st': video_length,
+                    'st': 0,
                     'et': video_length,
                 })
 
@@ -2754,11 +3212,11 @@ def _extract_chapters_from_json(self, data, duration):
                 'decoratedPlayerBarRenderer', 'playerBar', 'chapteredPlayerBarRenderer', 'chapters'
             ), expected_type=list)
 
-        return self._extract_chapters(
+        return self._extract_chapters_helper(
             chapter_list,
-            chapter_time=lambda chapter: float_or_none(
+            start_function=lambda chapter: float_or_none(
                 traverse_obj(chapter, ('chapterRenderer', 'timeRangeStartMillis')), scale=1000),
-            chapter_title=lambda chapter: traverse_obj(
+            title_function=lambda chapter: traverse_obj(
                 chapter, ('chapterRenderer', 'title', 'simpleText'), expected_type=str),
             duration=duration)
 
@@ -2766,41 +3224,15 @@ def _extract_chapters_from_engagement_panel(self, data, duration):
         content_list = traverse_obj(
             data,
             ('engagementPanels', ..., 'engagementPanelSectionListRenderer', 'content', 'macroMarkersListRenderer', 'contents'),
-            expected_type=list, default=[])
+            expected_type=list)
         chapter_time = lambda chapter: parse_duration(self._get_text(chapter, 'timeDescription'))
         chapter_title = lambda chapter: self._get_text(chapter, 'title')
 
         return next(filter(None, (
-            self._extract_chapters(traverse_obj(contents, (..., 'macroMarkersListItemRenderer')),
-                                   chapter_time, chapter_title, duration)
+            self._extract_chapters_helper(traverse_obj(contents, (..., 'macroMarkersListItemRenderer')),
+                                          chapter_time, chapter_title, duration)
             for contents in content_list)), [])
 
-    def _extract_chapters_from_description(self, description, duration):
-        return self._extract_chapters(
-            re.findall(r'(?m)^((?:\d+:)?\d{1,2}:\d{2})\b\W*\s(.+?)\s*$', description or ''),
-            chapter_time=lambda x: parse_duration(x[0]), chapter_title=lambda x: x[1],
-            duration=duration, strict=False)
-
-    def _extract_chapters(self, chapter_list, chapter_time, chapter_title, duration, strict=True):
-        if not duration:
-            return
-        chapter_list = [{
-            'start_time': chapter_time(chapter),
-            'title': chapter_title(chapter),
-        } for chapter in chapter_list or []]
-        if not strict:
-            chapter_list.sort(key=lambda c: c['start_time'] or 0)
-
-        chapters = [{'start_time': 0}]
-        for idx, chapter in enumerate(chapter_list):
-            if chapter['start_time'] is None:
-                self.report_warning(f'Incomplete chapter {idx}')
-            elif chapters[-1]['start_time'] <= chapter['start_time'] <= duration:
-                chapters.append(chapter)
-            else:
-                self.report_warning(f'Invalid start time for chapter "{chapter["title"]}"')
-        return chapters[1:]
-
     def _extract_comment(self, comment_renderer, parent=None):
         comment_id = comment_renderer.get('commentId')
         if not comment_id:
@@ -2808,8 +3240,10 @@ def _extract_comment(self, comment_renderer, parent=None):
 
         text = self._get_text(comment_renderer, 'contentText')
 
-        # note: timestamp is an estimate calculated from the current time and time_text
-        timestamp, time_text = self._extract_time_text(comment_renderer, 'publishedTimeText')
+        # Timestamp is an estimate calculated from the current time and time_text
+        time_text = self._get_text(comment_renderer, 'publishedTimeText') or ''
+        timestamp = self._parse_time_text(time_text)
+
         author = self._get_text(comment_renderer, 'authorText')
         author_id = try_get(comment_renderer,
                             lambda x: x['authorEndpoint']['browseEndpoint']['browseId'], str)
@@ -2882,6 +3316,13 @@ def extract_thread(contents):
                 comment = self._extract_comment(comment_renderer, parent)
                 if not comment:
                     continue
+                # Sometimes YouTube may break and give us infinite looping comments.
+                # See: https://github.com/yt-dlp/yt-dlp/issues/6290
+                if comment['id'] in tracker['seen_comment_ids']:
+                    self.report_warning('Detected YouTube comments looping. Stopping comment extraction as we probably cannot get any more.')
+                    yield
+                else:
+                    tracker['seen_comment_ids'].add(comment['id'])
 
                 tracker['running_total'] += 1
                 tracker['total_reply_comments' if parent else 'total_parent_comments'] += 1
@@ -2906,14 +3347,15 @@ def extract_thread(contents):
                 est_total=0,
                 current_page_thread=0,
                 total_parent_comments=0,
-                total_reply_comments=0)
+                total_reply_comments=0,
+                seen_comment_ids=set())
 
         # TODO: Deprecated
         # YouTube comments have a max depth of 2
         max_depth = int_or_none(get_single_config_arg('max_comment_depth'))
         if max_depth:
-            self._downloader.deprecation_warning(
-                '[youtube] max_comment_depth extractor argument is deprecated. Set max replies in the max-comments extractor argument instead.')
+            self._downloader.deprecated_feature('[youtube] max_comment_depth extractor argument is deprecated. '
+                                                'Set max replies in the max-comments extractor argument instead')
         if max_depth == 1 and parent:
             return
 
@@ -2948,11 +3390,21 @@ def extract_thread(contents):
                 note_prefix = '%sDownloading comment%s API JSON page %d %s' % (
                     '       ' if parent else '', ' replies' if parent else '',
                     page_num, comment_prog_str)
-
-            response = self._extract_response(
-                item_id=None, query=continuation,
-                ep='next', ytcfg=ytcfg, headers=headers, note=note_prefix,
-                check_get_keys='onResponseReceivedEndpoints' if not is_forced_continuation else None)
+            try:
+                response = self._extract_response(
+                    item_id=None, query=continuation,
+                    ep='next', ytcfg=ytcfg, headers=headers, note=note_prefix,
+                    check_get_keys='onResponseReceivedEndpoints' if not is_forced_continuation else None)
+            except ExtractorError as e:
+                # Ignore incomplete data error for replies if retries didn't work.
+                # This is to allow any other parent comments and comment threads to be downloaded.
+                # See: https://github.com/yt-dlp/yt-dlp/issues/4669
+                if 'incomplete data' in str(e).lower() and parent and self.get_param('ignoreerrors') is True:
+                    self.report_warning(
+                        'Received incomplete data for a comment reply thread and retrying did not help. '
+                        'Ignoring to let other comments be downloaded.')
+                else:
+                    raise
             is_forced_continuation = False
             continuation_contents = traverse_obj(
                 response, 'onResponseReceivedEndpoints', expected_type=list, default=[])
@@ -2981,6 +3433,7 @@ def extract_thread(contents):
         message = self._get_text(root_continuation_data, ('contents', ..., 'messageRenderer', 'text'), max_runs=1)
         if message and not parent and tracker['running_total'] == 0:
             self.report_warning(f'Youtube said: {message}', video_id=video_id, only_once=True)
+            raise self.CommentsDisabled
 
     @staticmethod
     def _generate_comment_continuation(video_id):
@@ -3024,7 +3477,7 @@ def _is_agegated(player_response):
         if traverse_obj(player_response, ('playabilityStatus', 'desktopLegacyAgeGateReason')):
             return True
 
-        reasons = traverse_obj(player_response, ('playabilityStatus', ('status', 'reason')), default=[])
+        reasons = traverse_obj(player_response, ('playabilityStatus', ('status', 'reason')))
         AGE_GATE_REASONS = (
             'confirm your age', 'age-restricted', 'inappropriate',  # reason
             'age_verification_required', 'age_check_required',  # status
@@ -3035,7 +3488,9 @@ def _is_agegated(player_response):
     def _is_unplayable(player_response):
         return traverse_obj(player_response, ('playabilityStatus', 'status')) == 'UNPLAYABLE'
 
-    def _extract_player_response(self, client, video_id, master_ytcfg, player_ytcfg, player_url, initial_pr):
+    _STORY_PLAYER_PARAMS = '8AEB'
+
+    def _extract_player_response(self, client, video_id, master_ytcfg, player_ytcfg, player_url, initial_pr, smuggled_data):
 
         session_index = self._extract_session_index(player_ytcfg, master_ytcfg)
         syncid = self._extract_account_syncid(player_ytcfg, master_ytcfg, initial_pr)
@@ -3045,8 +3500,10 @@ def _extract_player_response(self, client, video_id, master_ytcfg, player_ytcfg,
 
         yt_query = {
             'videoId': video_id,
-            'params': '8AEB'  # enable stories
         }
+        if smuggled_data.get('is_story') or _split_innertube_client(client)[0] == 'android':
+            yt_query['params'] = self._STORY_PLAYER_PARAMS
+
         yt_query.update(self._generate_player_context(sts))
         return self._extract_response(
             item_id=video_id, ep='player', query=yt_query,
@@ -3079,7 +3536,7 @@ def _get_requested_clients(self, url, smuggled_data):
 
         return orderedSet(requested_clients)
 
-    def _extract_player_responses(self, clients, video_id, webpage, master_ytcfg):
+    def _extract_player_responses(self, clients, video_id, webpage, master_ytcfg, smuggled_data):
         initial_pr = None
         if webpage:
             initial_pr = self._search_json(
@@ -3129,7 +3586,7 @@ def append_client(*client_names):
 
             try:
                 pr = initial_pr if client == 'web' and initial_pr else self._extract_player_response(
-                    client, video_id, player_ytcfg or master_ytcfg, player_ytcfg, player_url if require_js_player else None, initial_pr)
+                    client, video_id, player_ytcfg or master_ytcfg, player_ytcfg, player_url if require_js_player else None, initial_pr, smuggled_data)
             except ExtractorError as e:
                 if last_error:
                     self.report_warning(last_error)
@@ -3142,8 +3599,14 @@ def append_client(*client_names):
                 pr_video_id = traverse_obj(pr, ('videoDetails', 'videoId'))
                 if pr_video_id and pr_video_id != video_id:
                     self.report_warning(
-                        f'{client} client returned a player response for "{pr_video_id}" instead of "{video_id}"' + bug_reports_message())
+                        f'Skipping player response from {client} client (got player response for video "{pr_video_id}" instead of "{video_id}")' + bug_reports_message())
                 else:
+                    # Save client name for introspection later
+                    name = short_client_name(client)
+                    sd = traverse_obj(pr, ('streamingData', {dict})) or {}
+                    sd[STREAMING_DATA_CLIENT_NAME] = name
+                    for f in traverse_obj(sd, (('formats', 'adaptiveFormats'), ..., {dict})):
+                        f[STREAMING_DATA_CLIENT_NAME] = name
                     prs.append(pr)
 
             # creator clients can bypass AGE_VERIFICATION_REQUIRED if logged in
@@ -3161,9 +3624,15 @@ def append_client(*client_names):
             self.report_warning(last_error)
         return prs, player_url
 
-    def _extract_formats_and_subtitles(self, streaming_data, video_id, player_url, is_live, duration):
-        itags, stream_ids = {}, []
-        itag_qualities, res_qualities = {}, {}
+    def _needs_live_processing(self, live_status, duration):
+        if (live_status == 'is_live' and self.get_param('live_from_start')
+                or live_status == 'post_live' and (duration or 0) > 4 * 3600):
+            return live_status
+
+    def _extract_formats_and_subtitles(self, streaming_data, video_id, player_url, live_status, duration):
+        CHUNK_SIZE = 10 << 20
+        itags, stream_ids = collections.defaultdict(set), []
+        itag_qualities, res_qualities = {}, {0: None}
         q = qualities([
             # Normally tiny is the smallest video-only formats. But
             # audio-only formats with unknown quality may get tagged as tiny
@@ -3171,7 +3640,15 @@ def _extract_formats_and_subtitles(self, streaming_data, video_id, player_url, i
             'audio_quality_ultralow', 'audio_quality_low', 'audio_quality_medium', 'audio_quality_high',  # Audio only formats
             'small', 'medium', 'large', 'hd720', 'hd1080', 'hd1440', 'hd2160', 'hd2880', 'highres'
         ])
-        streaming_formats = traverse_obj(streaming_data, (..., ('formats', 'adaptiveFormats'), ...), default=[])
+        streaming_formats = traverse_obj(streaming_data, (..., ('formats', 'adaptiveFormats'), ...))
+        all_formats = self._configuration_arg('include_duplicate_formats')
+
+        def build_fragments(f):
+            return LazyList({
+                'url': update_url_query(f['url'], {
+                    'range': f'{range_start}-{min(range_start + CHUNK_SIZE - 1, f["filesize"])}'
+                })
+            } for range_start in range(0, f['filesize'], CHUNK_SIZE))
 
         for fmt in streaming_formats:
             if fmt.get('targetDurationSec'):
@@ -3179,9 +3656,10 @@ def _extract_formats_and_subtitles(self, streaming_data, video_id, player_url, i
 
             itag = str_or_none(fmt.get('itag'))
             audio_track = fmt.get('audioTrack') or {}
-            stream_id = '%s.%s' % (itag or '', audio_track.get('id', ''))
-            if stream_id in stream_ids:
-                continue
+            stream_id = (itag, audio_track.get('id'), fmt.get('isDrc'))
+            if not all_formats:
+                if stream_id in stream_ids:
+                    continue
 
             quality = fmt.get('quality')
             height = int_or_none(fmt.get('height'))
@@ -3215,7 +3693,8 @@ def _extract_formats_and_subtitles(self, streaming_data, video_id, player_url, i
                         self._decrypt_signature(encrypted_sig, video_id, player_url)
                     )
                 except ExtractorError as e:
-                    self.report_warning('Signature extraction failed: Some formats may be missing', only_once=True)
+                    self.report_warning('Signature extraction failed: Some formats may be missing',
+                                        video_id=video_id, only_once=True)
                     self.write_debug(e, only_once=True)
                     continue
 
@@ -3223,55 +3702,67 @@ def _extract_formats_and_subtitles(self, streaming_data, video_id, player_url, i
             throttled = False
             if query.get('n'):
                 try:
+                    decrypt_nsig = self._cached(self._decrypt_nsig, 'nsig', query['n'][0])
                     fmt_url = update_url_query(fmt_url, {
-                        'n': self._decrypt_nsig(query['n'][0], video_id, player_url)})
+                        'n': decrypt_nsig(query['n'][0], video_id, player_url)
+                    })
                 except ExtractorError as e:
-                    self.report_warning(
-                        'nsig extraction failed: You may experience throttling for some formats\n'
-                        f'n = {query["n"][0]} ; player = {player_url}', only_once=True)
-                    self.write_debug(e, only_once=True)
+                    phantomjs_hint = ''
+                    if isinstance(e, JSInterpreter.Exception):
+                        phantomjs_hint = (f'         Install {self._downloader._format_err("PhantomJS", self._downloader.Styles.EMPHASIS)} '
+                                          f'to workaround the issue. {PhantomJSwrapper.INSTALL_HINT}\n')
+                    if player_url:
+                        self.report_warning(
+                            f'nsig extraction failed: You may experience throttling for some formats\n{phantomjs_hint}'
+                            f'         n = {query["n"][0]} ; player = {player_url}', video_id=video_id, only_once=True)
+                        self.write_debug(e, only_once=True)
+                    else:
+                        self.report_warning(
+                            'Cannot decrypt nsig without player_url: You may experience throttling for some formats',
+                            video_id=video_id, only_once=True)
                     throttled = True
 
-            if itag:
-                itags[itag] = 'https'
-                stream_ids.append(stream_id)
-
             tbr = float_or_none(fmt.get('averageBitrate') or fmt.get('bitrate'), 1000)
             language_preference = (
                 10 if audio_track.get('audioIsDefault') and 10
                 else -10 if 'descriptive' in (audio_track.get('displayName') or '').lower() and -10
                 else -1)
             # Some formats may have much smaller duration than others (possibly damaged during encoding)
-            # Eg: 2-nOtRESiUc Ref: https://github.com/yt-dlp/yt-dlp/issues/2823
+            # E.g. 2-nOtRESiUc Ref: https://github.com/yt-dlp/yt-dlp/issues/2823
             # Make sure to avoid false positives with small duration differences.
-            # Eg: __2ABJjxzNo, ySuUZEjARPY
+            # E.g. __2ABJjxzNo, ySuUZEjARPY
             is_damaged = try_get(fmt, lambda x: float(x['approxDurationMs']) / duration < 500)
             if is_damaged:
                 self.report_warning(
                     f'{video_id}: Some formats are possibly damaged. They will be deprioritized', only_once=True)
+
+            client_name = fmt.get(STREAMING_DATA_CLIENT_NAME)
             dct = {
                 'asr': int_or_none(fmt.get('audioSampleRate')),
                 'filesize': int_or_none(fmt.get('contentLength')),
-                'format_id': itag,
+                'format_id': f'{itag}{"-drc" if fmt.get("isDrc") else ""}',
                 'format_note': join_nonempty(
-                    '%s%s' % (audio_track.get('displayName') or '',
-                              ' (default)' if language_preference > 0 else ''),
+                    join_nonempty(audio_track.get('displayName'),
+                                  language_preference > 0 and ' (default)', delim=''),
                     fmt.get('qualityLabel') or quality.replace('audio_quality_', ''),
+                    fmt.get('isDrc') and 'DRC',
                     try_get(fmt, lambda x: x['projectionType'].replace('RECTANGULAR', '').lower()),
                     try_get(fmt, lambda x: x['spatialAudioType'].replace('SPATIAL_AUDIO_TYPE_', '').lower()),
-                    throttled and 'THROTTLED', is_damaged and 'DAMAGED', delim=', '),
+                    throttled and 'THROTTLED', is_damaged and 'DAMAGED',
+                    (self.get_param('verbose') or all_formats) and client_name,
+                    delim=', '),
                 # Format 22 is likely to be damaged. See https://github.com/yt-dlp/yt-dlp/issues/3372
                 'source_preference': -10 if throttled else -5 if itag == '22' else -1,
                 'fps': int_or_none(fmt.get('fps')) or None,
                 'audio_channels': fmt.get('audioChannels'),
                 'height': height,
-                'quality': q(quality),
+                'quality': q(quality) - bool(fmt.get('isDrc')) / 2,
                 'has_drm': bool(fmt.get('drmFamilies')),
                 'tbr': tbr,
                 'url': fmt_url,
                 'width': int_or_none(fmt.get('width')),
                 'language': join_nonempty(audio_track.get('id', '').split('.')[0],
-                                          'desc' if language_preference < -1 else ''),
+                                          'desc' if language_preference < -1 else '') or None,
                 'language_preference': language_preference,
                 # Strictly de-prioritize damaged and 3gp formats
                 'preference': -10 if is_damaged else -2 if itag == '17' else None,
@@ -3281,66 +3772,85 @@ def _extract_formats_and_subtitles(self, streaming_data, video_id, player_url, i
             if mime_mobj:
                 dct['ext'] = mimetype2ext(mime_mobj.group(1))
                 dct.update(parse_codecs(mime_mobj.group(2)))
-            no_audio = dct.get('acodec') == 'none'
-            no_video = dct.get('vcodec') == 'none'
-            if no_audio:
-                dct['vbr'] = tbr
-            if no_video:
-                dct['abr'] = tbr
-            if no_audio or no_video:
-                dct['downloader_options'] = {
-                    # Youtube throttles chunks >~10M
-                    'http_chunk_size': 10485760,
+            if itag:
+                itags[itag].add(('https', dct.get('language')))
+                stream_ids.append(stream_id)
+            single_stream = 'none' in (dct.get('acodec'), dct.get('vcodec'))
+            if single_stream and dct.get('ext'):
+                dct['container'] = dct['ext'] + '_dash'
+
+            if dct['filesize']:
+                yield {
+                    **dct,
+                    'format_id': f'{dct["format_id"]}-dashy' if all_formats else dct['format_id'],
+                    'protocol': 'http_dash_segments',
+                    'fragments': build_fragments(dct),
                 }
-                if dct.get('ext'):
-                    dct['container'] = dct['ext'] + '_dash'
+                if not all_formats:
+                    continue
+            dct['downloader_options'] = {'http_chunk_size': CHUNK_SIZE}
             yield dct
 
-        live_from_start = is_live and self.get_param('live_from_start')
-        skip_manifests = self._configuration_arg('skip')
-        if not self.get_param('youtube_include_hls_manifest', True):
-            skip_manifests.append('hls')
+        needs_live_processing = self._needs_live_processing(live_status, duration)
+        skip_bad_formats = not self._configuration_arg('include_incomplete_formats')
+
+        skip_manifests = set(self._configuration_arg('skip'))
+        if (not self.get_param('youtube_include_hls_manifest', True)
+                or needs_live_processing == 'is_live'  # These will be filtered out by YoutubeDL anyway
+                or needs_live_processing and skip_bad_formats):
+            skip_manifests.add('hls')
+
         if not self.get_param('youtube_include_dash_manifest', True):
-            skip_manifests.append('dash')
-        get_dash = 'dash' not in skip_manifests and (
-            not is_live or live_from_start or self._configuration_arg('include_live_dash'))
-        get_hls = not live_from_start and 'hls' not in skip_manifests
-
-        def process_manifest_format(f, proto, itag):
-            if itag in itags:
-                if itags[itag] == proto or f'{itag}-{proto}' in itags:
-                    return False
-                itag = f'{itag}-{proto}'
-            if itag:
+            skip_manifests.add('dash')
+        if self._configuration_arg('include_live_dash'):
+            self._downloader.deprecated_feature('[youtube] include_live_dash extractor argument is deprecated. '
+                                                'Use include_incomplete_formats extractor argument instead')
+        elif skip_bad_formats and live_status == 'is_live' and needs_live_processing != 'is_live':
+            skip_manifests.add('dash')
+
+        def process_manifest_format(f, proto, client_name, itag):
+            key = (proto, f.get('language'))
+            if not all_formats and key in itags[itag]:
+                return False
+            itags[itag].add(key)
+
+            if itag and all_formats:
+                f['format_id'] = f'{itag}-{proto}'
+            elif any(p != proto for p, _ in itags[itag]):
+                f['format_id'] = f'{itag}-{proto}'
+            elif itag:
                 f['format_id'] = itag
-                itags[itag] = proto
 
-            f['quality'] = next((
-                q(qdict[val])
-                for val, qdict in ((f.get('format_id', '').split('-')[0], itag_qualities), (f.get('height'), res_qualities))
-                if val in qdict), -1)
+            f['quality'] = q(itag_qualities.get(try_get(f, lambda f: f['format_id'].split('-')[0]), -1))
+            if f['quality'] == -1 and f.get('height'):
+                f['quality'] = q(res_qualities[min(res_qualities, key=lambda x: abs(x - f['height']))])
+            if self.get_param('verbose'):
+                f['format_note'] = join_nonempty(f.get('format_note'), client_name, delim=', ')
             return True
 
         subtitles = {}
         for sd in streaming_data:
-            hls_manifest_url = get_hls and sd.get('hlsManifestUrl')
+            client_name = sd.get(STREAMING_DATA_CLIENT_NAME)
+
+            hls_manifest_url = 'hls' not in skip_manifests and sd.get('hlsManifestUrl')
             if hls_manifest_url:
-                fmts, subs = self._extract_m3u8_formats_and_subtitles(hls_manifest_url, video_id, 'mp4', fatal=False, live=is_live)
+                fmts, subs = self._extract_m3u8_formats_and_subtitles(
+                    hls_manifest_url, video_id, 'mp4', fatal=False, live=live_status == 'is_live')
                 subtitles = self._merge_subtitles(subs, subtitles)
                 for f in fmts:
-                    if process_manifest_format(f, 'hls', self._search_regex(
+                    if process_manifest_format(f, 'hls', client_name, self._search_regex(
                             r'/itag/(\d+)', f['url'], 'itag', default=None)):
                         yield f
 
-            dash_manifest_url = get_dash and sd.get('dashManifestUrl')
+            dash_manifest_url = 'dash' not in skip_manifests and sd.get('dashManifestUrl')
             if dash_manifest_url:
                 formats, subs = self._extract_mpd_formats_and_subtitles(dash_manifest_url, video_id, fatal=False)
                 subtitles = self._merge_subtitles(subs, subtitles)  # Prioritize HLS subs over DASH
                 for f in formats:
-                    if process_manifest_format(f, 'dash', f['format_id']):
+                    if process_manifest_format(f, 'dash', client_name, f['format_id']):
                         f['filesize'] = int_or_none(self._search_regex(
                             r'/clen/(\d+)', f.get('fragment_base_url') or f['url'], 'file size', default=None))
-                        if live_from_start:
+                        if needs_live_processing:
                             f['is_from_start'] = True
 
                         yield f
@@ -3387,14 +3897,17 @@ def _extract_storyboard(self, player_responses, duration):
     def _download_player_responses(self, url, smuggled_data, video_id, webpage_url):
         webpage = None
         if 'webpage' not in self._configuration_arg('player_skip'):
+            query = {'bpctr': '9999999999', 'has_verified': '1'}
+            if smuggled_data.get('is_story'):
+                query['pp'] = self._STORY_PLAYER_PARAMS
             webpage = self._download_webpage(
-                webpage_url + '&bpctr=9999999999&has_verified=1&pp=8AEB', video_id, fatal=False)
+                webpage_url, video_id, fatal=False, query=query)
 
         master_ytcfg = self.extract_ytcfg(video_id, webpage) or self._get_default_ytcfg()
 
         player_responses, player_url = self._extract_player_responses(
             self._get_requested_clients(url, smuggled_data),
-            video_id, webpage, master_ytcfg)
+            video_id, webpage, master_ytcfg, smuggled_data)
 
         return webpage, master_ytcfg, player_responses, player_url
 
@@ -3403,11 +3916,19 @@ def _list_formats(self, video_id, microformats, video_details, player_responses,
         is_live = get_first(video_details, 'isLive')
         if is_live is None:
             is_live = get_first(live_broadcast_details, 'isLiveNow')
+        live_content = get_first(video_details, 'isLiveContent')
+        is_upcoming = get_first(video_details, 'isUpcoming')
+        post_live = get_first(video_details, 'isPostLiveDvr')
+        live_status = ('post_live' if post_live
+                       else 'is_live' if is_live
+                       else 'is_upcoming' if is_upcoming
+                       else 'was_live' if live_content
+                       else 'not_live' if False in (is_live, live_content)
+                       else None)
+        streaming_data = traverse_obj(player_responses, (..., 'streamingData'))
+        *formats, subtitles = self._extract_formats_and_subtitles(streaming_data, video_id, player_url, live_status, duration)
 
-        streaming_data = traverse_obj(player_responses, (..., 'streamingData'), default=[])
-        *formats, subtitles = self._extract_formats_and_subtitles(streaming_data, video_id, player_url, is_live, duration)
-
-        return live_broadcast_details, is_live, streaming_data, formats, subtitles
+        return live_broadcast_details, live_status, streaming_data, formats, subtitles
 
     def _real_extract(self, url):
         url, smuggled_data = unsmuggle_url(url, {})
@@ -3419,7 +3940,7 @@ def _real_extract(self, url):
         webpage, master_ytcfg, player_responses, player_url = self._download_player_responses(url, smuggled_data, video_id, webpage_url)
 
         playability_statuses = traverse_obj(
-            player_responses, (..., 'playabilityStatus'), expected_type=dict, default=[])
+            player_responses, (..., 'playabilityStatus'), expected_type=dict)
 
         trailer_video_id = get_first(
             playability_statuses,
@@ -3432,16 +3953,23 @@ def _real_extract(self, url):
         search_meta = ((lambda x: self._html_search_meta(x, webpage, default=None))
                        if webpage else (lambda x: None))
 
-        video_details = traverse_obj(
-            player_responses, (..., 'videoDetails'), expected_type=dict, default=[])
+        video_details = traverse_obj(player_responses, (..., 'videoDetails'), expected_type=dict)
         microformats = traverse_obj(
             player_responses, (..., 'microformat', 'playerMicroformatRenderer'),
-            expected_type=dict, default=[])
-        video_title = (
-            get_first(video_details, 'title')
-            or self._get_text(microformats, (..., 'title'))
-            or search_meta(['og:title', 'twitter:title', 'title']))
-        video_description = get_first(video_details, 'shortDescription')
+            expected_type=dict)
+
+        translated_title = self._get_text(microformats, (..., 'title'))
+        video_title = (self._preferred_lang and translated_title
+                       or get_first(video_details, 'title')  # primary
+                       or translated_title
+                       or search_meta(['og:title', 'twitter:title', 'title']))
+        translated_description = self._get_text(microformats, (..., 'description'))
+        original_description = get_first(video_details, 'shortDescription')
+        video_description = (
+            self._preferred_lang and translated_description
+            # If original description is blank, it will be an empty string.
+            # Do not prefer translated description in this case.
+            or original_description if original_description is not None else translated_description)
 
         multifeed_metadata_list = get_first(
             player_responses,
@@ -3486,13 +4014,14 @@ def feed_entry(name):
                 return self.playlist_result(
                     entries, video_id, video_title, video_description)
 
-        duration = int_or_none(
-            get_first(video_details, 'lengthSeconds')
-            or get_first(microformats, 'lengthSeconds')
-            or parse_duration(search_meta('duration'))) or None
+        duration = (int_or_none(get_first(video_details, 'lengthSeconds'))
+                    or int_or_none(get_first(microformats, 'lengthSeconds'))
+                    or parse_duration(search_meta('duration')) or None)
 
-        live_broadcast_details, is_live, streaming_data, formats, automatic_captions = \
-            self._list_formats(video_id, microformats, video_details, player_responses, player_url)
+        live_broadcast_details, live_status, streaming_data, formats, automatic_captions = \
+            self._list_formats(video_id, microformats, video_details, player_responses, player_url, duration)
+        if live_status == 'post_live':
+            self.write_debug(f'{video_id}: Video is in Post-Live Manifestless mode')
 
         if not formats:
             if not self.get_param('allow_unplayable_formats') and traverse_obj(streaming_data, (..., 'licenseInfos')):
@@ -3551,7 +4080,7 @@ def feed_entry(name):
         thumbnails.extend({
             'url': 'https://i.ytimg.com/vi{webp}/{video_id}/{name}{live}.{ext}'.format(
                 video_id=video_id, name=name, ext=ext,
-                webp='_webp' if ext == 'webp' else '', live='_live' if is_live else ''),
+                webp='_webp' if ext == 'webp' else '', live='_live' if live_status == 'is_live' else ''),
         } for name in thumbnail_names for ext in ('webp', 'jpg'))
         for thumb in thumbnails:
             i = next((i for i, t in enumerate(thumbnail_names) if f'/{video_id}/{t}' in thumb['url']), n_thumbnail_names)
@@ -3566,25 +4095,29 @@ def feed_entry(name):
             or search_meta('channelId'))
         owner_profile_url = get_first(microformats, 'ownerProfileUrl')
 
-        live_content = get_first(video_details, 'isLiveContent')
-        is_upcoming = get_first(video_details, 'isUpcoming')
-        if is_live is None:
-            if is_upcoming or live_content is False:
-                is_live = False
-        if is_upcoming is None and (live_content or is_live):
-            is_upcoming = False
         live_start_time = parse_iso8601(get_first(live_broadcast_details, 'startTimestamp'))
         live_end_time = parse_iso8601(get_first(live_broadcast_details, 'endTimestamp'))
         if not duration and live_end_time and live_start_time:
             duration = live_end_time - live_start_time
 
-        if is_live and self.get_param('live_from_start'):
-            self._prepare_live_from_start_formats(formats, video_id, live_start_time, url, webpage_url, smuggled_data)
+        needs_live_processing = self._needs_live_processing(live_status, duration)
 
-        formats.extend(self._extract_storyboard(player_responses, duration))
+        def is_bad_format(fmt):
+            if needs_live_processing and not fmt.get('is_from_start'):
+                return True
+            elif (live_status == 'is_live' and needs_live_processing != 'is_live'
+                    and fmt.get('protocol') == 'http_dash_segments'):
+                return True
+
+        for fmt in filter(is_bad_format, formats):
+            fmt['preference'] = (fmt.get('preference') or -1) - 10
+            fmt['format_note'] = join_nonempty(fmt.get('format_note'), '(Last 4 hours)', delim=' ')
+
+        if needs_live_processing:
+            self._prepare_live_from_start_formats(
+                formats, video_id, live_start_time, url, webpage_url, smuggled_data, live_status == 'is_live')
 
-        # source_preference is lower for throttled/potentially damaged formats
-        self._sort_formats(formats, ('quality', 'res', 'fps', 'hdr:12', 'channels', 'source', 'codec:vp9.2', 'lang', 'proto'))
+        formats.extend(self._extract_storyboard(player_responses, duration))
 
         info = {
             'id': video_id,
@@ -3596,7 +4129,7 @@ def feed_entry(name):
             'thumbnail': traverse_obj(original_thumbnails, (-1, 'url')),
             'description': video_description,
             'uploader': get_first(video_details, 'author'),
-            'uploader_id': self._search_regex(r'/(?:channel|user)/([^/?&#]+)', owner_profile_url, 'uploader id') if owner_profile_url else None,
+            'uploader_id': self._search_regex(r'/(?:channel/|user/|(?=@))([^/?&#]+)', owner_profile_url, 'uploader id', default=None),
             'uploader_url': owner_profile_url,
             'channel_id': channel_id,
             'channel_url': format_field(channel_id, None, 'https://www.youtube.com/channel/%s'),
@@ -3613,22 +4146,12 @@ def feed_entry(name):
             'categories': [category] if category else None,
             'tags': keywords,
             'playable_in_embed': get_first(playability_statuses, 'playableInEmbed'),
-            'is_live': is_live,
-            'was_live': (False if is_live or is_upcoming or live_content is False
-                         else None if is_live is None or is_upcoming is None
-                         else live_content),
-            'live_status': 'is_upcoming' if is_upcoming else None,  # rest will be set by YoutubeDL
+            'live_status': live_status,
             'release_timestamp': live_start_time,
+            '_format_sort_fields': (  # source_preference is lower for throttled/potentially damaged formats
+                'quality', 'res', 'fps', 'hdr:12', 'source', 'vcodec:vp9.2', 'channels', 'acodec', 'lang', 'proto')
         }
 
-        if get_first(video_details, 'isPostLiveDvr'):
-            self.write_debug('Video is in Post-Live Manifestless mode')
-            info['live_status'] = 'post_live'
-            if (duration or 0) > 4 * 3600:
-                self.report_warning(
-                    'The livestream has not finished processing. Only 4 hours of the video can be currently downloaded. '
-                    'This is a known issue and patches are welcome')
-
         subtitles = {}
         pctr = traverse_obj(player_responses, (..., 'captions', 'playerCaptionsTracklistRenderer'), expected_type=dict)
         if pctr:
@@ -3639,10 +4162,10 @@ def get_lang_code(track):
             # Converted into dicts to remove duplicates
             captions = {
                 get_lang_code(sub): sub
-                for sub in traverse_obj(pctr, (..., 'captionTracks', ...), default=[])}
+                for sub in traverse_obj(pctr, (..., 'captionTracks', ...))}
             translation_languages = {
                 lang.get('languageCode'): self._get_text(lang.get('languageName'), max_runs=1)
-                for lang in traverse_obj(pctr, (..., 'translationLanguages', ...), default=[])}
+                for lang in traverse_obj(pctr, (..., 'translationLanguages', ...))}
 
             def process_language(container, base_url, lang_code, sub_name, query):
                 lang_subs = container.setdefault(lang_code, [])
@@ -3676,7 +4199,7 @@ def process_language(container, base_url, lang_code, sub_name, query):
                     if not trans_code:
                         continue
                     orig_trans_code = trans_code
-                    if caption_track.get('kind') != 'asr':
+                    if caption_track.get('kind') != 'asr' and trans_code != 'und':
                         if not get_translated_subs:
                             continue
                         trans_code += f'-{lang_code}'
@@ -3731,22 +4254,25 @@ def process_language(container, base_url, lang_code, sub_name, query):
         initial_data = None
         if webpage:
             initial_data = self.extract_yt_initial_data(video_id, webpage, fatal=False)
+            if not traverse_obj(initial_data, 'contents'):
+                self.report_warning('Incomplete data received in embedded initial data; re-fetching using API.')
+                initial_data = None
         if not initial_data:
             query = {'videoId': video_id}
             query.update(self._get_checkok_params())
             initial_data = self._extract_response(
                 item_id=video_id, ep='next', fatal=False,
-                ytcfg=master_ytcfg, query=query,
+                ytcfg=master_ytcfg, query=query, check_get_keys='contents',
                 headers=self.generate_api_headers(ytcfg=master_ytcfg),
                 note='Downloading initial data API JSON')
 
         info['comment_count'] = traverse_obj(initial_data, (
             'contents', 'twoColumnWatchNextResults', 'results', 'results', 'contents', ..., 'itemSectionRenderer',
-            'contents', ..., 'commentsEntryPointHeaderRenderer', 'commentCount', 'simpleText'
+            'contents', ..., 'commentsEntryPointHeaderRenderer', 'commentCount'
         ), (
             'engagementPanels', lambda _, v: v['engagementPanelSectionListRenderer']['panelIdentifier'] == 'comment-item-section',
-            'engagementPanelSectionListRenderer', 'header', 'engagementPanelTitleHeaderRenderer', 'contextualInfo', 'runs', ..., 'text'
-        ), expected_type=int_or_none, get_all=False)
+            'engagementPanelSectionListRenderer', 'header', 'engagementPanelTitleHeaderRenderer', 'contextualInfo'
+        ), expected_type=self._get_count, get_all=False)
 
         try:  # This will error if there is no livechat
             initial_data['contents']['twoColumnWatchNextResults']['conversationBar']['liveChatRenderer']['continuations'][0]['reloadContinuationData']['continuation']
@@ -3758,7 +4284,8 @@ def process_language(container, base_url, lang_code, sub_name, query):
                 'url': f'https://www.youtube.com/watch?v={video_id}&bpctr=9999999999&has_verified=1',
                 'video_id': video_id,
                 'ext': 'json',
-                'protocol': 'youtube_live_chat' if is_live or is_upcoming else 'youtube_live_chat_replay',
+                'protocol': ('youtube_live_chat' if live_status in ('is_live', 'is_upcoming')
+                             else 'youtube_live_chat_replay'),
             }]
 
         if initial_data:
@@ -3793,19 +4320,23 @@ def process_language(container, base_url, lang_code, sub_name, query):
                     vpir,
                     lambda x: x['videoActions']['menuRenderer']['topLevelButtons'],
                     list) or []):
-                tbr = tlb.get('toggleButtonRenderer') or {}
-                for getter, regex in [(
-                        lambda x: x['defaultText']['accessibility']['accessibilityData'],
-                        r'(?P<count>[\d,]+)\s*(?P<type>(?:dis)?like)'), ([
-                            lambda x: x['accessibility'],
-                            lambda x: x['accessibilityData']['accessibilityData'],
-                        ], r'(?P<type>(?:dis)?like) this video along with (?P<count>[\d,]+) other people')]:
-                    label = (try_get(tbr, getter, dict) or {}).get('label')
-                    if label:
-                        mobj = re.match(regex, label)
-                        if mobj:
-                            info[mobj.group('type') + '_count'] = str_to_int(mobj.group('count'))
-                            break
+                tbrs = variadic(
+                    traverse_obj(
+                        tlb, ('toggleButtonRenderer', ...),
+                        ('segmentedLikeDislikeButtonRenderer', ..., 'toggleButtonRenderer')))
+                for tbr in tbrs:
+                    for getter, regex in [(
+                            lambda x: x['defaultText']['accessibility']['accessibilityData'],
+                            r'(?P<count>[\d,]+)\s*(?P<type>(?:dis)?like)'), ([
+                                lambda x: x['accessibility'],
+                                lambda x: x['accessibilityData']['accessibilityData'],
+                            ], r'(?P<type>(?:dis)?like) this video along with (?P<count>[\d,]+) other people')]:
+                        label = (try_get(tbr, getter, dict) or {}).get('label')
+                        if label:
+                            mobj = re.match(regex, label)
+                            if mobj:
+                                info[mobj.group('type') + '_count'] = str_to_int(mobj.group('count'))
+                                break
             sbr_tooltip = try_get(
                 vpir, lambda x: x['sentimentBar']['sentimentBarRenderer']['tooltip'])
             if sbr_tooltip:
@@ -3814,6 +4345,15 @@ def process_language(container, base_url, lang_code, sub_name, query):
                     'like_count': str_to_int(like_count),
                     'dislike_count': str_to_int(dislike_count),
                 })
+            vcr = traverse_obj(vpir, ('viewCount', 'videoViewCountRenderer'))
+            if vcr:
+                vc = self._get_count(vcr, 'viewCount')
+                # Upcoming premieres with waiting count are treated as live here
+                if vcr.get('isLive'):
+                    info['concurrent_view_count'] = vc
+                elif info.get('view_count') is None:
+                    info['view_count'] = vc
+
         vsir = get_first(contents, 'videoSecondaryInfoRenderer')
         if vsir:
             vor = traverse_obj(vsir, ('owner', 'videoOwnerRenderer'))
@@ -3859,8 +4399,12 @@ def process_language(container, base_url, lang_code, sub_name, query):
         upload_date = (
             unified_strdate(get_first(microformats, 'uploadDate'))
             or unified_strdate(search_meta('uploadDate')))
-        if not upload_date or (not info.get('is_live') and not info.get('was_live') and info.get('live_status') != 'is_upcoming'):
-            upload_date = strftime_or_none(self._extract_time_text(vpir, 'dateText')[0], '%Y%m%d') or upload_date
+        if not upload_date or (
+            live_status in ('not_live', None)
+            and 'no-youtube-prefer-utc-upload-date' not in self.get_param('compat_opts', [])
+        ):
+            upload_date = strftime_or_none(
+                self._parse_time_text(self._get_text(vpir, 'dateText')), '%Y%m%d') or upload_date
         info['upload_date'] = upload_date
 
         for to, frm in fallbacks.items():
@@ -3872,33 +4416,25 @@ def process_language(container, base_url, lang_code, sub_name, query):
             if v:
                 info[d_k] = v
 
-        is_private = get_first(video_details, 'isPrivate', expected_type=bool)
-        is_unlisted = get_first(microformats, 'isUnlisted', expected_type=bool)
-        is_membersonly = None
-        is_premium = None
-        if initial_data and is_private is not None:
-            is_membersonly = False
-            is_premium = False
-            contents = try_get(initial_data, lambda x: x['contents']['twoColumnWatchNextResults']['results']['results']['contents'], list) or []
-            badge_labels = set()
-            for content in contents:
-                if not isinstance(content, dict):
-                    continue
-                badge_labels.update(self._extract_badges(content.get('videoPrimaryInfoRenderer')))
-            for badge_label in badge_labels:
-                if badge_label.lower() == 'members only':
-                    is_membersonly = True
-                elif badge_label.lower() == 'premium':
-                    is_premium = True
-                elif badge_label.lower() == 'unlisted':
-                    is_unlisted = True
-
-        info['availability'] = self._availability(
-            is_private=is_private,
-            needs_premium=is_premium,
-            needs_subscription=is_membersonly,
-            needs_auth=info['age_limit'] >= 18,
-            is_unlisted=None if is_private is None else is_unlisted)
+        badges = self._extract_badges(traverse_obj(contents, (..., 'videoPrimaryInfoRenderer'), get_all=False))
+
+        is_private = (self._has_badge(badges, BadgeType.AVAILABILITY_PRIVATE)
+                      or get_first(video_details, 'isPrivate', expected_type=bool))
+
+        info['availability'] = (
+            'public' if self._has_badge(badges, BadgeType.AVAILABILITY_PUBLIC)
+            else self._availability(
+                is_private=is_private,
+                needs_premium=(
+                    self._has_badge(badges, BadgeType.AVAILABILITY_PREMIUM)
+                    or False if initial_data and is_private is not None else None),
+                needs_subscription=(
+                    self._has_badge(badges, BadgeType.AVAILABILITY_SUBSCRIPTION)
+                    or False if initial_data and is_private is not None else None),
+                needs_auth=info['age_limit'] >= 18,
+                is_unlisted=None if is_private is None else (
+                    self._has_badge(badges, BadgeType.AVAILABILITY_UNLISTED)
+                    or get_first(microformats, 'isUnlisted', expected_type=bool))))
 
         info['__post_extractor'] = self.extract_comments(master_ytcfg, video_id, contents, webpage)
 
@@ -3908,15 +4444,19 @@ def process_language(container, base_url, lang_code, sub_name, query):
 
 
 class YoutubeTabBaseInfoExtractor(YoutubeBaseInfoExtractor):
-
     @staticmethod
     def passthrough_smuggled_data(func):
-        def _smuggle(entries, smuggled_data):
-            for entry in entries:
-                # TODO: Convert URL to music.youtube instead.
-                # Do we need to passthrough any other smuggled_data?
-                entry['url'] = smuggle_url(entry['url'], smuggled_data)
-                yield entry
+        def _smuggle(info, smuggled_data):
+            if info.get('_type') not in ('url', 'url_transparent'):
+                return info
+            if smuggled_data.get('is_music_url'):
+                parsed_url = urllib.parse.urlparse(info['url'])
+                if parsed_url.netloc in ('www.youtube.com', 'music.youtube.com'):
+                    smuggled_data.pop('is_music_url')
+                    info['url'] = urllib.parse.urlunparse(parsed_url._replace(netloc='music.youtube.com'))
+            if smuggled_data:
+                info['url'] = smuggle_url(info['url'], smuggled_data)
+            return info
 
         @functools.wraps(func)
         def wrapper(self, url):
@@ -3924,24 +4464,13 @@ def wrapper(self, url):
             if self.is_music_url(url):
                 smuggled_data['is_music_url'] = True
             info_dict = func(self, url, smuggled_data)
-            if smuggled_data and info_dict.get('entries'):
-                info_dict['entries'] = _smuggle(info_dict['entries'], smuggled_data)
+            if smuggled_data:
+                _smuggle(info_dict, smuggled_data)
+                if info_dict.get('entries'):
+                    info_dict['entries'] = (_smuggle(i, smuggled_data.copy()) for i in info_dict['entries'])
             return info_dict
         return wrapper
 
-    def _extract_channel_id(self, webpage):
-        channel_id = self._html_search_meta(
-            'channelId', webpage, 'channel id', default=None)
-        if channel_id:
-            return channel_id
-        channel_url = self._html_search_meta(
-            ('og:url', 'al:ios:url', 'al:android:url', 'al:web:url',
-             'twitter:url', 'twitter:app:url:iphone', 'twitter:app:url:ipad',
-             'twitter:app:url:googleplay'), webpage, 'channel url')
-        return self._search_regex(
-            r'https?://(?:www\.)?youtube\.com/channel/([^/?#&])+',
-            channel_url, 'channel id')
-
     @staticmethod
     def _extract_basic_item_renderer(item):
         # Modified from _extract_grid_item_renderer
@@ -3956,6 +4485,25 @@ def _extract_basic_item_renderer(item):
             elif key.startswith('grid') and key.endswith('Renderer'):
                 return renderer
 
+    def _extract_channel_renderer(self, renderer):
+        channel_id = renderer['channelId']
+        title = self._get_text(renderer, 'title')
+        channel_url = f'https://www.youtube.com/channel/{channel_id}'
+        return {
+            '_type': 'url',
+            'url': channel_url,
+            'id': channel_id,
+            'ie_key': YoutubeTabIE.ie_key(),
+            'channel': title,
+            'channel_id': channel_id,
+            'channel_url': channel_url,
+            'title': title,
+            'channel_follower_count': self._get_count(renderer, 'subscriberCountText'),
+            'thumbnails': self._extract_thumbnails(renderer, 'thumbnail'),
+            'playlist_count': self._get_count(renderer, 'videoCountText'),
+            'description': self._get_text(renderer, 'descriptionSnippet'),
+        }
+
     def _grid_entries(self, grid_renderer):
         for item in grid_renderer['items']:
             if not isinstance(item, dict):
@@ -3981,9 +4529,7 @@ def _grid_entries(self, grid_renderer):
             # channel
             channel_id = renderer.get('channelId')
             if channel_id:
-                yield self.url_result(
-                    'https://www.youtube.com/channel/%s' % channel_id,
-                    ie=YoutubeTabIE.ie_key(), video_title=title)
+                yield self._extract_channel_renderer(renderer)
                 continue
             # generic endpoint URL support
             ep_url = urljoin('https://www.youtube.com/', try_get(
@@ -4058,8 +4604,8 @@ def _playlist_entries(self, video_list_renderer):
             yield self._extract_video(renderer)
 
     def _rich_entries(self, rich_grid_renderer):
-        renderer = try_get(
-            rich_grid_renderer, lambda x: x['content']['videoRenderer'], dict) or {}
+        renderer = traverse_obj(
+            rich_grid_renderer, ('content', ('videoRenderer', 'reelItemRenderer')), get_all=False) or {}
         video_id = renderer.get('videoId')
         if not video_id:
             return
@@ -4136,6 +4682,13 @@ def _rich_grid_entries(self, contents):
                     yield entry
     '''
 
+    def _report_history_entries(self, renderer):
+        for url in traverse_obj(renderer, (
+                'rows', ..., 'reportHistoryTableRowRenderer', 'cells', ...,
+                'reportHistoryTableCellRenderer', 'cell', 'reportHistoryTableTextCellRenderer', 'text', 'runs', ...,
+                'navigationEndpoint', 'commandMetadata', 'webCommandMetadata', 'url')):
+            yield self.url_result(urljoin('https://www.youtube.com', url), YoutubeIE)
+
     def _extract_entries(self, parent_renderer, continuation_list):
         # continuation_list is modified in-place with continuation_list = [continuation_token]
         continuation_list[:] = [None]
@@ -4147,12 +4700,16 @@ def _extract_entries(self, parent_renderer, continuation_list):
                 content, 'itemSectionRenderer', 'musicShelfRenderer', 'musicShelfContinuation',
                 expected_type=dict)
             if not is_renderer:
-                renderer = content.get('richItemRenderer')
-                if renderer:
-                    for entry in self._rich_entries(renderer):
+                if content.get('richItemRenderer'):
+                    for entry in self._rich_entries(content['richItemRenderer']):
                         yield entry
                     continuation_list[0] = self._extract_continuation(parent_renderer)
+                elif content.get('reportHistorySectionRenderer'):  # https://www.youtube.com/reporthistory
+                    table = traverse_obj(content, ('reportHistorySectionRenderer', 'table', 'tableRenderer'))
+                    yield from self._report_history_entries(table)
+                    continuation_list[0] = self._extract_continuation(table)
                 continue
+
             isr_contents = try_get(is_renderer, lambda x: x['contents'], list) or []
             for isr_content in isr_contents:
                 if not isinstance(isr_content, dict):
@@ -4213,26 +4770,6 @@ def _entries(self, tab, item_id, ytcfg, account_syncid, visitor_data):
             # See: https://github.com/ytdl-org/youtube-dl/issues/28702
             visitor_data = self._extract_visitor_data(response) or visitor_data
 
-            known_continuation_renderers = {
-                'playlistVideoListContinuation': self._playlist_entries,
-                'gridContinuation': self._grid_entries,
-                'itemSectionContinuation': self._post_thread_continuation_entries,
-                'sectionListContinuation': extract_entries,  # for feeds
-            }
-            continuation_contents = try_get(
-                response, lambda x: x['continuationContents'], dict) or {}
-            continuation_renderer = None
-            for key, value in continuation_contents.items():
-                if key not in known_continuation_renderers:
-                    continue
-                continuation_renderer = value
-                continuation_list = [None]
-                yield from known_continuation_renderers[key](continuation_renderer)
-                continuation = continuation_list[0] or self._extract_continuation(continuation_renderer)
-                break
-            if continuation_renderer:
-                continue
-
             known_renderers = {
                 'videoRenderer': (self._grid_entries, 'items'),  # for membership tab
                 'gridPlaylistRenderer': (self._grid_entries, 'items'),
@@ -4241,79 +4778,81 @@ def _entries(self, tab, item_id, ytcfg, account_syncid, visitor_data):
                 'playlistVideoRenderer': (self._playlist_entries, 'contents'),
                 'itemSectionRenderer': (extract_entries, 'contents'),  # for feeds
                 'richItemRenderer': (extract_entries, 'contents'),  # for hashtag
-                'backstagePostThreadRenderer': (self._post_thread_continuation_entries, 'contents')
+                'backstagePostThreadRenderer': (self._post_thread_continuation_entries, 'contents'),
+                'reportHistoryTableRowRenderer': (self._report_history_entries, 'rows'),
+                'playlistVideoListContinuation': (self._playlist_entries, None),
+                'gridContinuation': (self._grid_entries, None),
+                'itemSectionContinuation': (self._post_thread_continuation_entries, None),
+                'sectionListContinuation': (extract_entries, None),  # for feeds
             }
-            on_response_received = dict_get(response, ('onResponseReceivedActions', 'onResponseReceivedEndpoints'))
-            continuation_items = try_get(
-                on_response_received, lambda x: x[0]['appendContinuationItemsAction']['continuationItems'], list)
-            continuation_item = try_get(continuation_items, lambda x: x[0], dict) or {}
+
+            continuation_items = traverse_obj(response, (
+                ('onResponseReceivedActions', 'onResponseReceivedEndpoints'), ...,
+                'appendContinuationItemsAction', 'continuationItems'
+            ), 'continuationContents', get_all=False)
+            continuation_item = traverse_obj(continuation_items, 0, None, expected_type=dict, default={})
+
             video_items_renderer = None
-            for key, value in continuation_item.items():
+            for key in continuation_item.keys():
                 if key not in known_renderers:
                     continue
-                video_items_renderer = {known_renderers[key][1]: continuation_items}
+                func, parent_key = known_renderers[key]
+                video_items_renderer = {parent_key: continuation_items} if parent_key else continuation_items
                 continuation_list = [None]
-                yield from known_renderers[key][0](video_items_renderer)
+                yield from func(video_items_renderer)
                 continuation = continuation_list[0] or self._extract_continuation(video_items_renderer)
+
+            if not video_items_renderer:
                 break
-            if video_items_renderer:
-                continue
-            break
 
     @staticmethod
     def _extract_selected_tab(tabs, fatal=True):
-        for tab in tabs:
-            renderer = dict_get(tab, ('tabRenderer', 'expandableTabRenderer')) or {}
-            if renderer.get('selected') is True:
-                return renderer
-        else:
-            if fatal:
-                raise ExtractorError('Unable to find selected tab')
-
-    def _extract_uploader(self, data):
-        uploader = {}
-        renderer = self._extract_sidebar_info_renderer(data, 'playlistSidebarSecondaryInfoRenderer') or {}
-        owner = try_get(
-            renderer, lambda x: x['videoOwner']['videoOwnerRenderer']['title']['runs'][0], dict)
-        if owner:
-            owner_text = owner.get('text')
-            uploader['uploader'] = self._search_regex(
-                r'^by (.+) and \d+ others?$', owner_text, 'uploader', default=owner_text)
-            uploader['uploader_id'] = try_get(
-                owner, lambda x: x['navigationEndpoint']['browseEndpoint']['browseId'], str)
-            uploader['uploader_url'] = urljoin(
-                'https://www.youtube.com/',
-                try_get(owner, lambda x: x['navigationEndpoint']['browseEndpoint']['canonicalBaseUrl'], str))
-        return {k: v for k, v in uploader.items() if v is not None}
+        for tab_renderer in tabs:
+            if tab_renderer.get('selected'):
+                return tab_renderer
+        if fatal:
+            raise ExtractorError('Unable to find selected tab')
+
+    @staticmethod
+    def _extract_tab_renderers(response):
+        return traverse_obj(
+            response, ('contents', 'twoColumnBrowseResultsRenderer', 'tabs', ..., ('tabRenderer', 'expandableTabRenderer')), expected_type=dict)
 
     def _extract_from_tabs(self, item_id, ytcfg, data, tabs):
-        playlist_id = title = description = channel_url = channel_name = channel_id = None
-        tags = []
+        metadata = self._extract_metadata_from_tabs(item_id, data)
 
         selected_tab = self._extract_selected_tab(tabs)
-        primary_sidebar_renderer = self._extract_sidebar_info_renderer(data, 'playlistSidebarPrimaryInfoRenderer')
-        renderer = try_get(
-            data, lambda x: x['metadata']['channelMetadataRenderer'], dict)
-        if renderer:
-            channel_name = renderer.get('title')
-            channel_url = renderer.get('channelUrl')
-            channel_id = renderer.get('externalId')
-        else:
-            renderer = try_get(
-                data, lambda x: x['metadata']['playlistMetadataRenderer'], dict)
+        metadata['title'] += format_field(selected_tab, 'title', ' - %s')
+        metadata['title'] += format_field(selected_tab, 'expandedText', ' - %s')
 
-        if renderer:
-            title = renderer.get('title')
-            description = renderer.get('description', '')
-            playlist_id = channel_id
-            tags = renderer.get('keywords', '').split()
+        return self.playlist_result(
+            self._entries(
+                selected_tab, metadata['id'], ytcfg,
+                self._extract_account_syncid(ytcfg, data),
+                self._extract_visitor_data(data, ytcfg)),
+            **metadata)
+
+    def _extract_metadata_from_tabs(self, item_id, data):
+        info = {'id': item_id}
+
+        metadata_renderer = traverse_obj(data, ('metadata', 'channelMetadataRenderer'), expected_type=dict)
+        if metadata_renderer:
+            info.update({
+                'uploader': metadata_renderer.get('title'),
+                'uploader_id': metadata_renderer.get('externalId'),
+                'uploader_url': metadata_renderer.get('channelUrl'),
+            })
+            if info['uploader_id']:
+                info['id'] = info['uploader_id']
+        else:
+            metadata_renderer = traverse_obj(data, ('metadata', 'playlistMetadataRenderer'), expected_type=dict)
 
         # We can get the uncropped banner/avatar by replacing the crop params with '=s0'
         # See: https://github.com/yt-dlp/yt-dlp/issues/2237#issuecomment-1013694714
         def _get_uncropped(url):
             return url_or_none((url or '').split('=')[0] + '=s0')
 
-        avatar_thumbnails = self._extract_thumbnails(renderer, 'avatar')
+        avatar_thumbnails = self._extract_thumbnails(metadata_renderer, 'avatar')
         if avatar_thumbnails:
             uncropped_avatar = _get_uncropped(avatar_thumbnails[0]['url'])
             if uncropped_avatar:
@@ -4324,7 +4863,7 @@ def _get_uncropped(url):
                 })
 
         channel_banners = self._extract_thumbnails(
-            data, ('header', ..., ['banner', 'mobileBanner', 'tvBanner']))
+            data, ('header', ..., ('banner', 'mobileBanner', 'tvBanner')))
         for banner in channel_banners:
             banner['preference'] = -10
 
@@ -4337,46 +4876,68 @@ def _get_uncropped(url):
                     'preference': -5
                 })
 
+        # Deprecated - remove primary_sidebar_renderer when layout discontinued
+        primary_sidebar_renderer = self._extract_sidebar_info_renderer(data, 'playlistSidebarPrimaryInfoRenderer')
+        playlist_header_renderer = traverse_obj(data, ('header', 'playlistHeaderRenderer'), expected_type=dict)
+
         primary_thumbnails = self._extract_thumbnails(
             primary_sidebar_renderer, ('thumbnailRenderer', ('playlistVideoThumbnailRenderer', 'playlistCustomThumbnailRenderer'), 'thumbnail'))
+        playlist_thumbnails = self._extract_thumbnails(
+            playlist_header_renderer, ('playlistHeaderBanner', 'heroPlaylistThumbnailRenderer', 'thumbnail'))
 
-        if playlist_id is None:
-            playlist_id = item_id
-
-        playlist_stats = traverse_obj(primary_sidebar_renderer, 'stats')
-        last_updated_unix, _ = self._extract_time_text(playlist_stats, 2)
-        if title is None:
-            title = self._get_text(data, ('header', 'hashtagHeaderRenderer', 'hashtag')) or playlist_id
-        title += format_field(selected_tab, 'title', ' - %s')
-        title += format_field(selected_tab, 'expandedText', ' - %s')
-
-        metadata = {
-            'playlist_id': playlist_id,
-            'playlist_title': title,
-            'playlist_description': description,
-            'uploader': channel_name,
-            'uploader_id': channel_id,
-            'uploader_url': channel_url,
-            'thumbnails': primary_thumbnails + avatar_thumbnails + channel_banners,
-            'tags': tags,
-            'view_count': self._get_count(playlist_stats, 1),
+        info.update({
+            'title': (traverse_obj(metadata_renderer, 'title')
+                      or self._get_text(data, ('header', 'hashtagHeaderRenderer', 'hashtag'))
+                      or info['id']),
             'availability': self._extract_availability(data),
-            'modified_date': strftime_or_none(last_updated_unix, '%Y%m%d'),
-            'playlist_count': self._get_count(playlist_stats, 0),
             'channel_follower_count': self._get_count(data, ('header', ..., 'subscriberCountText')),
-        }
-        if not channel_id:
-            metadata.update(self._extract_uploader(data))
-        metadata.update({
-            'channel': metadata['uploader'],
-            'channel_id': metadata['uploader_id'],
-            'channel_url': metadata['uploader_url']})
-        return self.playlist_result(
-            self._entries(
-                selected_tab, playlist_id, ytcfg,
-                self._extract_account_syncid(ytcfg, data),
-                self._extract_visitor_data(data, ytcfg)),
-            **metadata)
+            'description': try_get(metadata_renderer, lambda x: x.get('description', '')),
+            'tags': try_get(metadata_renderer or {}, lambda x: x.get('keywords', '').split()),
+            'thumbnails': (primary_thumbnails or playlist_thumbnails) + avatar_thumbnails + channel_banners,
+        })
+
+        # Playlist stats is a text runs array containing [video count, view count, last updated].
+        # last updated or (view count and last updated) may be missing.
+        playlist_stats = get_first(
+            (primary_sidebar_renderer, playlist_header_renderer), (('stats', 'briefStats', 'numVideosText'), ))
+
+        last_updated_unix = self._parse_time_text(
+            self._get_text(playlist_stats, 2)  # deprecated, remove when old layout discontinued
+            or self._get_text(playlist_header_renderer, ('byline', 1, 'playlistBylineRenderer', 'text')))
+        info['modified_date'] = strftime_or_none(last_updated_unix, '%Y%m%d')
+
+        info['view_count'] = self._get_count(playlist_stats, 1)
+        if info['view_count'] is None:  # 0 is allowed
+            info['view_count'] = self._get_count(playlist_header_renderer, 'viewCountText')
+        if info['view_count'] is None:
+            info['view_count'] = self._get_count(data, (
+                'contents', 'twoColumnBrowseResultsRenderer', 'tabs', ..., 'tabRenderer', 'content', 'sectionListRenderer',
+                'contents', ..., 'itemSectionRenderer', 'contents', ..., 'channelAboutFullMetadataRenderer', 'viewCountText'))
+
+        info['playlist_count'] = self._get_count(playlist_stats, 0)
+        if info['playlist_count'] is None:  # 0 is allowed
+            info['playlist_count'] = self._get_count(playlist_header_renderer, ('byline', 0, 'playlistBylineRenderer', 'text'))
+
+        if not info.get('uploader_id'):
+            owner = traverse_obj(playlist_header_renderer, 'ownerText')
+            if not owner:  # Deprecated
+                owner = traverse_obj(
+                    self._extract_sidebar_info_renderer(data, 'playlistSidebarSecondaryInfoRenderer'),
+                    ('videoOwner', 'videoOwnerRenderer', 'title'))
+            owner_text = self._get_text(owner)
+            browse_ep = traverse_obj(owner, ('runs', 0, 'navigationEndpoint', 'browseEndpoint')) or {}
+            info.update({
+                'uploader': self._search_regex(r'^by (.+) and \d+ others?$', owner_text, 'uploader', default=owner_text),
+                'uploader_id': browse_ep.get('browseId'),
+                'uploader_url': urljoin('https://www.youtube.com', browse_ep.get('canonicalBaseUrl'))
+            })
+
+        info.update({
+            'channel': info['uploader'],
+            'channel_id': info['uploader_id'],
+            'channel_url': info['uploader_url']
+        })
+        return info
 
     def _extract_inline_playlist(self, playlist, playlist_id, data, ytcfg):
         first_id = last_id = response = None
@@ -4438,31 +4999,40 @@ def _extract_availability(self, data):
         Note: Unless YouTube tells us explicitly, we do not assume it is public
         @param data: response
         """
-        is_private = is_unlisted = None
-        renderer = self._extract_sidebar_info_renderer(data, 'playlistSidebarPrimaryInfoRenderer') or {}
-        badge_labels = self._extract_badges(renderer)
+        sidebar_renderer = self._extract_sidebar_info_renderer(data, 'playlistSidebarPrimaryInfoRenderer') or {}
+        playlist_header_renderer = traverse_obj(data, ('header', 'playlistHeaderRenderer')) or {}
+        player_header_privacy = playlist_header_renderer.get('privacy')
+
+        badges = self._extract_badges(sidebar_renderer)
 
         # Personal playlists, when authenticated, have a dropdown visibility selector instead of a badge
-        privacy_dropdown_entries = try_get(
-            renderer, lambda x: x['privacyForm']['dropdownFormFieldRenderer']['dropdown']['dropdownRenderer']['entries'], list) or []
-        for renderer_dict in privacy_dropdown_entries:
-            is_selected = try_get(
-                renderer_dict, lambda x: x['privacyDropdownItemRenderer']['isSelected'], bool) or False
-            if not is_selected:
-                continue
-            label = self._get_text(renderer_dict, ('privacyDropdownItemRenderer', 'label'))
-            if label:
-                badge_labels.add(label.lower())
-                break
+        privacy_setting_icon = get_first(
+            (playlist_header_renderer, sidebar_renderer),
+            ('privacyForm', 'dropdownFormFieldRenderer', 'dropdown', 'dropdownRenderer', 'entries',
+             lambda _, v: v['privacyDropdownItemRenderer']['isSelected'], 'privacyDropdownItemRenderer', 'icon', 'iconType'),
+            expected_type=str)
 
-        for badge_label in badge_labels:
-            if badge_label == 'unlisted':
-                is_unlisted = True
-            elif badge_label == 'private':
-                is_private = True
-            elif badge_label == 'public':
-                is_unlisted = is_private = False
-        return self._availability(is_private, False, False, False, is_unlisted)
+        microformats_is_unlisted = traverse_obj(
+            data, ('microformat', 'microformatDataRenderer', 'unlisted'), expected_type=bool)
+
+        return (
+            'public' if (
+                self._has_badge(badges, BadgeType.AVAILABILITY_PUBLIC)
+                or player_header_privacy == 'PUBLIC'
+                or privacy_setting_icon == 'PRIVACY_PUBLIC')
+            else self._availability(
+                is_private=(
+                    self._has_badge(badges, BadgeType.AVAILABILITY_PRIVATE)
+                    or player_header_privacy == 'PRIVATE' if player_header_privacy is not None
+                    else privacy_setting_icon == 'PRIVACY_PRIVATE' if privacy_setting_icon is not None else None),
+                is_unlisted=(
+                    self._has_badge(badges, BadgeType.AVAILABILITY_UNLISTED)
+                    or player_header_privacy == 'UNLISTED' if player_header_privacy is not None
+                    else privacy_setting_icon == 'PRIVACY_UNLISTED' if privacy_setting_icon is not None
+                    else microformats_is_unlisted if microformats_is_unlisted is not None else None),
+                needs_subscription=self._has_badge(badges, BadgeType.AVAILABILITY_SUBSCRIPTION) or None,
+                needs_premium=self._has_badge(badges, BadgeType.AVAILABILITY_PREMIUM) or None,
+                needs_auth=False))
 
     @staticmethod
     def _extract_sidebar_info_renderer(data, info_renderer, expected_type=dict):
@@ -4475,39 +5045,23 @@ def _extract_sidebar_info_renderer(data, info_renderer, expected_type=dict):
 
     def _reload_with_unavailable_videos(self, item_id, data, ytcfg):
         """
-        Get playlist with unavailable videos if the 'show unavailable videos' button exists.
+        Reload playlists with unavailable videos (e.g. private videos, region blocked, etc.)
         """
-        browse_id = params = None
-        renderer = self._extract_sidebar_info_renderer(data, 'playlistSidebarPrimaryInfoRenderer')
-        if not renderer:
+        is_playlist = bool(traverse_obj(
+            data, ('metadata', 'playlistMetadataRenderer'), ('header', 'playlistHeaderRenderer')))
+        if not is_playlist:
             return
-        menu_renderer = try_get(
-            renderer, lambda x: x['menu']['menuRenderer']['items'], list) or []
-        for menu_item in menu_renderer:
-            if not isinstance(menu_item, dict):
-                continue
-            nav_item_renderer = menu_item.get('menuNavigationItemRenderer')
-            text = try_get(
-                nav_item_renderer, lambda x: x['text']['simpleText'], str)
-            if not text or text.lower() != 'show unavailable videos':
-                continue
-            browse_endpoint = try_get(
-                nav_item_renderer, lambda x: x['navigationEndpoint']['browseEndpoint'], dict) or {}
-            browse_id = browse_endpoint.get('browseId')
-            params = browse_endpoint.get('params')
-            break
-
         headers = self.generate_api_headers(
             ytcfg=ytcfg, account_syncid=self._extract_account_syncid(ytcfg, data),
             visitor_data=self._extract_visitor_data(data, ytcfg))
         query = {
-            'params': params or 'wgYCCAA=',
-            'browseId': browse_id or 'VL%s' % item_id
+            'params': 'wgYCCAA=',
+            'browseId': f'VL{item_id}'
         }
         return self._extract_response(
             item_id=item_id, headers=headers, query=query,
             check_get_keys='contents', fatal=False, ytcfg=ytcfg,
-            note='Downloading API JSON with unavailable videos')
+            note='Redownloading playlist API JSON with unavailable videos')
 
     @functools.cached_property
     def skip_webpage(self):
@@ -4559,8 +5113,7 @@ def _extract_data(self, url, item_id, ytcfg=None, fatal=True, webpage_fatal=Fals
             webpage, data = self._extract_webpage(url, item_id, fatal=webpage_fatal)
             ytcfg = ytcfg or self.extract_ytcfg(item_id, webpage)
             # Reject webpage data if redirected to home page without explicitly requesting
-            selected_tab = self._extract_selected_tab(traverse_obj(
-                data, ('contents', 'twoColumnBrowseResultsRenderer', 'tabs'), expected_type=list, default=[]), fatal=False) or {}
+            selected_tab = self._extract_selected_tab(self._extract_tab_renderers(data), fatal=False) or {}
             if (url != 'https://www.youtube.com/feed/recommended'
                     and selected_tab.get('tabIdentifier') == 'FEwhat_to_watch'  # Home page
                     and 'no-youtube-channel-redirect' not in self.get_param('compat_opts', [])):
@@ -4631,7 +5184,7 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
     IE_DESC = 'YouTube Tabs'
     _VALID_URL = r'''(?x:
         https?://
-            (?:\w+\.)?
+            (?!consent\.)(?:\w+\.)?
             (?:
                 youtube(?:kids)?\.com|
                 %(invidious)s
@@ -4738,6 +5291,7 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'channel_id': 'UCmlqkdCBesrv2Lak1mF_MxA',
             'uploader_url': 'https://www.youtube.com/channel/UCmlqkdCBesrv2Lak1mF_MxA',
             'channel_url': 'https://www.youtube.com/channel/UCmlqkdCBesrv2Lak1mF_MxA',
+            'availability': 'public',
         },
         'playlist_count': 1,
     }, {
@@ -4755,6 +5309,7 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'channel_id': 'UCmlqkdCBesrv2Lak1mF_MxA',
             'channel_url': 'https://www.youtube.com/channel/UCmlqkdCBesrv2Lak1mF_MxA',
             'uploader_url': 'https://www.youtube.com/channel/UCmlqkdCBesrv2Lak1mF_MxA',
+            'availability': 'public',
         },
         'playlist_count': 0,
     }, {
@@ -4901,6 +5456,7 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'channel_id': 'UCEPzS1rYsrkqzSLNp76nrcg',
             'channel_url': 'https://www.youtube.com/c/ChRiStIaAn008',
             'channel': 'Christiaan008',
+            'availability': 'public',
         },
         'playlist_count': 96,
     }, {
@@ -4919,6 +5475,7 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'view_count': int,
             'description': '',
             'channel_id': 'UCBABnxM4Ar9ten8Mdjj1j0Q',
+            'availability': 'public',
         },
         'playlist_mincount': 1123,
         'expected_warnings': [r'[Uu]navailable videos (are|will be) hidden'],
@@ -4942,6 +5499,7 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'channel': 'Interstellar Movie',
             'description': '',
             'modified_date': r're:\d{8}',
+            'availability': 'public',
         },
         'playlist_mincount': 21,
     }, {
@@ -4960,6 +5518,7 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'channel_url': 'https://www.youtube.com/channel/UCTYLiWFZy8xtPwxFwX9rV7Q',
             'channel_id': 'UCTYLiWFZy8xtPwxFwX9rV7Q',
             'modified_date': r're:\d{8}',
+            'availability': 'public',
         },
         'playlist_mincount': 200,
         'expected_warnings': [r'[Uu]navailable videos (are|will be) hidden'],
@@ -4979,6 +5538,7 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'uploader_url': 'https://www.youtube.com/c/blanktv',
             'modified_date': r're:\d{8}',
             'description': '',
+            'availability': 'public',
         },
         'playlist_mincount': 1000,
         'expected_warnings': [r'[Uu]navailable videos (are|will be) hidden'],
@@ -4997,6 +5557,8 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'channel_id': 'UC9-y-6csu5WGm29I7JiwpnA',
             'channel_url': 'https://www.youtube.com/user/Computerphile',
             'channel': 'Computerphile',
+            'availability': 'public',
+            'modified_date': '20190712',
         },
         'playlist_mincount': 11,
     }, {
@@ -5045,18 +5607,19 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'categories': ['News & Politics'],
             'tags': list,
             'like_count': int,
-            'release_timestamp': 1642502819,
+            'release_timestamp': int,
             'channel': 'Sky News',
             'channel_id': 'UCoMdktPbSTixAyNGwb-UYkQ',
             'age_limit': 0,
             'view_count': int,
-            'thumbnail': 'https://i.ytimg.com/vi/GgL890LIznQ/maxresdefault_live.jpg',
+            'thumbnail': r're:https?://i\.ytimg\.com/vi/[^/]+/maxresdefault(?:_live)?\.jpg',
             'playable_in_embed': True,
-            'release_date': '20220118',
+            'release_date': r're:\d+',
             'availability': 'public',
             'live_status': 'is_live',
             'channel_url': 'https://www.youtube.com/channel/UCoMdktPbSTixAyNGwb-UYkQ',
-            'channel_follower_count': int
+            'channel_follower_count': int,
+            'concurrent_view_count': int,
         },
         'params': {
             'skip_download': True,
@@ -5134,7 +5697,7 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'title': '#cctv9',
             'tags': [],
         },
-        'playlist_mincount': 350,
+        'playlist_mincount': 300,  # not consistent but should be over 300
     }, {
         'url': 'https://www.youtube.com/watch?list=PLW4dVinRY435CBE_JD3t-0SRXKfnZHS1P&feature=youtu.be&v=M9cJMXmQ_ZU',
         'only_matching': True,
@@ -5162,6 +5725,7 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'channel_id': 'UC_aEa8K-EOJ3D6gOs7HcyNg',
             'tags': [],
             'channel': 'NoCopyrightSounds',
+            'availability': 'public',
         },
         'playlist_mincount': 166,
         'expected_warnings': [r'[Uu]navailable videos (are|will be) hidden'],
@@ -5182,23 +5746,18 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'modified_date': r're:\d{8}',
             'uploader_url': 'https://www.youtube.com/channel/UC9ALqqC4aIeG5iDs7i90Bfw',
             'description': '',
+            'availability': 'public',
         },
-        'expected_warnings': [
-            'The URL does not have a videos tab',
-            r'[Uu]navailable videos (are|will be) hidden',
-        ],
         'playlist_mincount': 101,
     }, {
-        'note': 'Topic without a UU playlist',
+        # Destination channel with only a hidden self tab (tab id is UCtFRv9O2AHqOZjjynzrv-xg)
+        # Treat as a general feed
         'url': 'https://www.youtube.com/channel/UCtFRv9O2AHqOZjjynzrv-xg',
         'info_dict': {
             'id': 'UCtFRv9O2AHqOZjjynzrv-xg',
             'title': 'UCtFRv9O2AHqOZjjynzrv-xg',
             'tags': [],
         },
-        'expected_warnings': [
-            'the playlist redirect gave error',
-        ],
         'playlist_mincount': 9,
     }, {
         'note': 'Youtube music Album',
@@ -5266,6 +5825,7 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'skip_download': True,
             'extractor_args': {'youtubetab': {'skip': ['webpage']}}
         },
+        'skip': 'Query for sorting no longer works',
     }, {
         'note': 'API Fallback: Topic, should redirect to playlist?list=UU...',
         'url': 'https://music.youtube.com/browse/UC9ALqqC4aIeG5iDs7i90Bfw',
@@ -5282,11 +5842,8 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'channel': 'Royalty Free Music - Topic',
             'view_count': int,
             'uploader_url': 'https://www.youtube.com/channel/UC9ALqqC4aIeG5iDs7i90Bfw',
+            'availability': 'public',
         },
-        'expected_warnings': [
-            'does not have a videos tab',
-            r'[Uu]navailable videos (are|will be) hidden',
-        ],
         'playlist_mincount': 101,
         'params': {
             'skip_download': True,
@@ -5315,13 +5872,320 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'uploader_url': 'https://www.youtube.com/channel/UCKcqXmCcyqnhgpA5P0oHH_Q',
         },
         'playlist_mincount': 2
+    }, {
+        'note': 'translated tab name',
+        'url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA/playlists',
+        'info_dict': {
+            'id': 'UCiu-3thuViMebBjw_5nWYrA',
+            'tags': [],
+            'uploader_id': 'UCiu-3thuViMebBjw_5nWYrA',
+            'channel_url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
+            'description': 'test description',
+            'title': 'cole-dlp-test-acc - 再生リスト',
+            'uploader_url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
+            'uploader': 'cole-dlp-test-acc',
+            'channel_id': 'UCiu-3thuViMebBjw_5nWYrA',
+            'channel': 'cole-dlp-test-acc',
+        },
+        'playlist_mincount': 1,
+        'params': {'extractor_args': {'youtube': {'lang': ['ja']}}},
+        'expected_warnings': ['Preferring "ja"'],
+    }, {
+        # XXX: this should really check flat playlist entries, but the test suite doesn't support that
+        'note': 'preferred lang set with playlist with translated video titles',
+        'url': 'https://www.youtube.com/playlist?list=PLt5yu3-wZAlQAaPZ5Z-rJoTdbT-45Q7c0',
+        'info_dict': {
+            'id': 'PLt5yu3-wZAlQAaPZ5Z-rJoTdbT-45Q7c0',
+            'tags': [],
+            'view_count': int,
+            'channel_url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
+            'uploader': 'cole-dlp-test-acc',
+            'uploader_id': 'UCiu-3thuViMebBjw_5nWYrA',
+            'channel': 'cole-dlp-test-acc',
+            'channel_id': 'UCiu-3thuViMebBjw_5nWYrA',
+            'description': 'test',
+            'uploader_url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
+            'title': 'dlp test playlist',
+            'availability': 'public',
+        },
+        'playlist_mincount': 1,
+        'params': {'extractor_args': {'youtube': {'lang': ['ja']}}},
+        'expected_warnings': ['Preferring "ja"'],
+    }, {
+        # shorts audio pivot for 2GtVksBMYFM.
+        'url': 'https://www.youtube.com/feed/sfv_audio_pivot?bp=8gUrCikSJwoLMkd0VmtzQk1ZRk0SCzJHdFZrc0JNWUZNGgsyR3RWa3NCTVlGTQ==',
+        'info_dict': {
+            'id': 'sfv_audio_pivot',
+            'title': 'sfv_audio_pivot',
+            'tags': [],
+        },
+        'playlist_mincount': 50,
+
+    }, {
+        # Channel with a real live tab (not to be mistaken with streams tab)
+        # Do not treat like it should redirect to live stream
+        'url': 'https://www.youtube.com/channel/UCEH7P7kyJIkS_gJf93VYbmg/live',
+        'info_dict': {
+            'id': 'UCEH7P7kyJIkS_gJf93VYbmg',
+            'title': 'UCEH7P7kyJIkS_gJf93VYbmg - Live',
+            'tags': [],
+        },
+        'playlist_mincount': 20,
+    }, {
+        # Tab name is not the same as tab id
+        'url': 'https://www.youtube.com/channel/UCQvWX73GQygcwXOTSf_VDVg/letsplay',
+        'info_dict': {
+            'id': 'UCQvWX73GQygcwXOTSf_VDVg',
+            'title': 'UCQvWX73GQygcwXOTSf_VDVg - Let\'s play',
+            'tags': [],
+        },
+        'playlist_mincount': 8,
+    }, {
+        # Home tab id is literally home. Not to get mistaken with featured
+        'url': 'https://www.youtube.com/channel/UCQvWX73GQygcwXOTSf_VDVg/home',
+        'info_dict': {
+            'id': 'UCQvWX73GQygcwXOTSf_VDVg',
+            'title': 'UCQvWX73GQygcwXOTSf_VDVg - Home',
+            'tags': [],
+        },
+        'playlist_mincount': 8,
+    }, {
+        # Should get three playlists for videos, shorts and streams tabs
+        'url': 'https://www.youtube.com/channel/UCK9V2B22uJYu3N7eR_BT9QA',
+        'info_dict': {
+            'id': 'UCK9V2B22uJYu3N7eR_BT9QA',
+            'title': 'Polka Ch. 尾丸ポルカ',
+            'channel_follower_count': int,
+            'channel_id': 'UCK9V2B22uJYu3N7eR_BT9QA',
+            'channel_url': 'https://www.youtube.com/channel/UCK9V2B22uJYu3N7eR_BT9QA',
+            'uploader': 'Polka Ch. 尾丸ポルカ',
+            'description': 'md5:3b8df1ac5af337aa206e37ee3d181ec9',
+            'channel': 'Polka Ch. 尾丸ポルカ',
+            'tags': 'count:35',
+            'uploader_url': 'https://www.youtube.com/channel/UCK9V2B22uJYu3N7eR_BT9QA',
+            'uploader_id': 'UCK9V2B22uJYu3N7eR_BT9QA',
+        },
+        'playlist_count': 3,
+    }, {
+        # Shorts tab with channel with handle
+        'url': 'https://www.youtube.com/@NotJustBikes/shorts',
+        'info_dict': {
+            'id': 'UC0intLFzLaudFG-xAvUEO-A',
+            'title': 'Not Just Bikes - Shorts',
+            'tags': 'count:12',
+            'uploader': 'Not Just Bikes',
+            'channel_url': 'https://www.youtube.com/channel/UC0intLFzLaudFG-xAvUEO-A',
+            'description': 'md5:7513148b1f02b924783157d84c4ea555',
+            'channel_follower_count': int,
+            'uploader_id': 'UC0intLFzLaudFG-xAvUEO-A',
+            'channel_id': 'UC0intLFzLaudFG-xAvUEO-A',
+            'uploader_url': 'https://www.youtube.com/channel/UC0intLFzLaudFG-xAvUEO-A',
+            'channel': 'Not Just Bikes',
+        },
+        'playlist_mincount': 10,
+    }, {
+        # Streams tab
+        'url': 'https://www.youtube.com/channel/UC3eYAvjCVwNHgkaGbXX3sig/streams',
+        'info_dict': {
+            'id': 'UC3eYAvjCVwNHgkaGbXX3sig',
+            'title': '中村悠一 - Live',
+            'tags': 'count:7',
+            'channel_id': 'UC3eYAvjCVwNHgkaGbXX3sig',
+            'channel_url': 'https://www.youtube.com/channel/UC3eYAvjCVwNHgkaGbXX3sig',
+            'uploader_id': 'UC3eYAvjCVwNHgkaGbXX3sig',
+            'channel': '中村悠一',
+            'uploader_url': 'https://www.youtube.com/channel/UC3eYAvjCVwNHgkaGbXX3sig',
+            'channel_follower_count': int,
+            'uploader': '中村悠一',
+            'description': 'md5:e744f6c93dafa7a03c0c6deecb157300',
+        },
+        'playlist_mincount': 60,
+    }, {
+        # Channel with no uploads and hence no videos, streams, shorts tabs or uploads playlist. This should fail.
+        # See test_youtube_lists
+        'url': 'https://www.youtube.com/channel/UC2yXPzFejc422buOIzn_0CA',
+        'only_matching': True,
+    }, {
+        # No uploads and no UCID given. Should fail with no uploads error
+        # See test_youtube_lists
+        'url': 'https://www.youtube.com/news',
+        'only_matching': True
+    }, {
+        # No videos tab but has a shorts tab
+        'url': 'https://www.youtube.com/c/TKFShorts',
+        'info_dict': {
+            'id': 'UCgJ5_1F6yJhYLnyMszUdmUg',
+            'title': 'Shorts Break - Shorts',
+            'tags': 'count:32',
+            'channel_id': 'UCgJ5_1F6yJhYLnyMszUdmUg',
+            'channel': 'Shorts Break',
+            'description': 'md5:a6c234cf3d50d878ef8721e34457cd11',
+            'uploader': 'Shorts Break',
+            'channel_follower_count': int,
+            'uploader_id': 'UCgJ5_1F6yJhYLnyMszUdmUg',
+            'uploader_url': 'https://www.youtube.com/channel/UCgJ5_1F6yJhYLnyMszUdmUg',
+            'channel_url': 'https://www.youtube.com/channel/UCgJ5_1F6yJhYLnyMszUdmUg',
+        },
+        'playlist_mincount': 30,
+    }, {
+        # Trending Now Tab. tab id is empty
+        'url': 'https://www.youtube.com/feed/trending',
+        'info_dict': {
+            'id': 'trending',
+            'title': 'trending - Now',
+            'tags': [],
+        },
+        'playlist_mincount': 30,
+    }, {
+        # Trending Gaming Tab. tab id is empty
+        'url': 'https://www.youtube.com/feed/trending?bp=4gIcGhpnYW1pbmdfY29ycHVzX21vc3RfcG9wdWxhcg%3D%3D',
+        'info_dict': {
+            'id': 'trending',
+            'title': 'trending - Gaming',
+            'tags': [],
+        },
+        'playlist_mincount': 30,
+    }, {
+        # Shorts url result in shorts tab
+        'url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA/shorts',
+        'info_dict': {
+            'id': 'UCiu-3thuViMebBjw_5nWYrA',
+            'title': 'cole-dlp-test-acc - Shorts',
+            'uploader_id': 'UCiu-3thuViMebBjw_5nWYrA',
+            'channel': 'cole-dlp-test-acc',
+            'description': 'test description',
+            'channel_id': 'UCiu-3thuViMebBjw_5nWYrA',
+            'channel_url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
+            'tags': [],
+            'uploader': 'cole-dlp-test-acc',
+            'uploader_url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
+
+        },
+        'playlist': [{
+            'info_dict': {
+                '_type': 'url',
+                'ie_key': 'Youtube',
+                'url': 'https://www.youtube.com/shorts/sSM9J5YH_60',
+                'id': 'sSM9J5YH_60',
+                'channel_id': 'UCiu-3thuViMebBjw_5nWYrA',
+                'title': 'SHORT short',
+                'channel': 'cole-dlp-test-acc',
+                'channel_url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
+                'view_count': int,
+                'thumbnails': list,
+            }
+        }],
+        'params': {'extract_flat': True},
+    }, {
+        # Live video status should be extracted
+        'url': 'https://www.youtube.com/channel/UCQvWX73GQygcwXOTSf_VDVg/live',
+        'info_dict': {
+            'id': 'UCQvWX73GQygcwXOTSf_VDVg',
+            'title': 'UCQvWX73GQygcwXOTSf_VDVg - Live',  # TODO, should be Minecraft - Live or Minecraft - Topic - Live
+            'tags': []
+        },
+        'playlist': [{
+            'info_dict': {
+                '_type': 'url',
+                'ie_key': 'Youtube',
+                'url': 'startswith:https://www.youtube.com/watch?v=',
+                'id': str,
+                'title': str,
+                'live_status': 'is_live',
+                'channel_id': str,
+                'channel_url': str,
+                'concurrent_view_count': int,
+                'channel': str,
+            }
+        }],
+        'params': {'extract_flat': True, 'playlist_items': '1'},
+        'playlist_mincount': 1
+    }, {
+        # Channel renderer metadata. Contains number of videos on the channel
+        'url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA/channels',
+        'info_dict': {
+            'id': 'UCiu-3thuViMebBjw_5nWYrA',
+            'title': 'cole-dlp-test-acc - Channels',
+            'uploader_id': 'UCiu-3thuViMebBjw_5nWYrA',
+            'channel': 'cole-dlp-test-acc',
+            'description': 'test description',
+            'channel_id': 'UCiu-3thuViMebBjw_5nWYrA',
+            'channel_url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
+            'tags': [],
+            'uploader': 'cole-dlp-test-acc',
+            'uploader_url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
+
+        },
+        'playlist': [{
+            'info_dict': {
+                '_type': 'url',
+                'ie_key': 'YoutubeTab',
+                'url': 'https://www.youtube.com/channel/UC-lHJZR3Gqxm24_Vd_AJ5Yw',
+                'id': 'UC-lHJZR3Gqxm24_Vd_AJ5Yw',
+                'channel_id': 'UC-lHJZR3Gqxm24_Vd_AJ5Yw',
+                'title': 'PewDiePie',
+                'channel': 'PewDiePie',
+                'channel_url': 'https://www.youtube.com/channel/UC-lHJZR3Gqxm24_Vd_AJ5Yw',
+                'thumbnails': list,
+                'channel_follower_count': int,
+                'playlist_count': int
+            }
+        }],
+        'params': {'extract_flat': True},
+    }, {
+        'url': 'https://www.youtube.com/@3blue1brown/about',
+        'info_dict': {
+            'id': 'UCYO_jab_esuFRV4b17AJtAw',
+            'tags': ['Mathematics'],
+            'title': '3Blue1Brown - About',
+            'uploader_url': 'https://www.youtube.com/channel/UCYO_jab_esuFRV4b17AJtAw',
+            'channel_follower_count': int,
+            'channel_id': 'UCYO_jab_esuFRV4b17AJtAw',
+            'uploader_id': 'UCYO_jab_esuFRV4b17AJtAw',
+            'channel': '3Blue1Brown',
+            'uploader': '3Blue1Brown',
+            'view_count': int,
+            'channel_url': 'https://www.youtube.com/channel/UCYO_jab_esuFRV4b17AJtAw',
+            'description': 'md5:e1384e8a133307dd10edee76e875d62f',
+        },
+        'playlist_count': 0,
     }]
 
     @classmethod
     def suitable(cls, url):
         return False if YoutubeIE.suitable(url) else super().suitable(url)
 
-    _URL_RE = re.compile(rf'(?P<pre>{_VALID_URL})(?(not_channel)|(?P<tab>/\w+))?(?P<post>.*)$')
+    _URL_RE = re.compile(rf'(?P<pre>{_VALID_URL})(?(not_channel)|(?P<tab>/[^?#/]+))?(?P<post>.*)$')
+
+    def _get_url_mobj(self, url):
+        mobj = self._URL_RE.match(url).groupdict()
+        mobj.update((k, '') for k, v in mobj.items() if v is None)
+        return mobj
+
+    def _extract_tab_id_and_name(self, tab, base_url='https://www.youtube.com'):
+        tab_name = (tab.get('title') or '').lower()
+        tab_url = urljoin(base_url, traverse_obj(
+            tab, ('endpoint', 'commandMetadata', 'webCommandMetadata', 'url')))
+
+        tab_id = (tab_url and self._get_url_mobj(tab_url)['tab'][1:]
+                  or traverse_obj(tab, 'tabIdentifier', expected_type=str))
+        if tab_id:
+            return {
+                'TAB_ID_SPONSORSHIPS': 'membership',
+            }.get(tab_id, tab_id), tab_name
+
+        # Fallback to tab name if we cannot get the tab id.
+        # XXX: should we strip non-ascii letters? e.g. in case of 'let's play' tab example on special gaming channel
+        # Note that in the case of translated tab name this may result in an empty string, which we don't want.
+        if tab_name:
+            self.write_debug(f'Falling back to selected tab name: {tab_name}')
+        return {
+            'home': 'featured',
+            'live': 'streams',
+        }.get(tab_name, tab_name), tab_name
+
+    def _has_tab(self, tabs, tab_id):
+        return any(self._extract_tab_id_and_name(tab)[0] == tab_id for tab in tabs)
 
     @YoutubeTabBaseInfoExtractor.passthrough_smuggled_data
     def _real_extract(self, url, smuggled_data):
@@ -5330,113 +6194,137 @@ def _real_extract(self, url, smuggled_data):
             urllib.parse.urlparse(url)._replace(netloc='www.youtube.com'))
         compat_opts = self.get_param('compat_opts', [])
 
-        def get_mobj(url):
-            mobj = self._URL_RE.match(url).groupdict()
-            mobj.update((k, '') for k, v in mobj.items() if v is None)
-            return mobj
-
-        mobj, redirect_warning = get_mobj(url), None
-        # Youtube returns incomplete data if tabname is not lower case
-        pre, tab, post, is_channel = mobj['pre'], mobj['tab'].lower(), mobj['post'], not mobj['not_channel']
-        if is_channel:
-            if smuggled_data.get('is_music_url'):
-                if item_id[:2] == 'VL':  # Youtube music VL channels have an equivalent playlist
-                    item_id = item_id[2:]
-                    pre, tab, post, is_channel = f'https://www.youtube.com/playlist?list={item_id}', '', '', False
-                elif item_id[:2] == 'MP':  # Resolve albums (/[channel/browse]/MP...) to their equivalent playlist
-                    mdata = self._extract_tab_endpoint(
-                        f'https://music.youtube.com/channel/{item_id}', item_id, default_client='web_music')
-                    murl = traverse_obj(mdata, ('microformat', 'microformatDataRenderer', 'urlCanonical'),
-                                        get_all=False, expected_type=str)
-                    if not murl:
-                        raise ExtractorError('Failed to resolve album to playlist')
-                    return self.url_result(murl, ie=YoutubeTabIE.ie_key())
-                elif mobj['channel_type'] == 'browse':  # Youtube music /browse/ should be changed to /channel/
-                    pre = f'https://www.youtube.com/channel/{item_id}'
-
-        original_tab_name = tab
+        mobj = self._get_url_mobj(url)
+        pre, tab, post, is_channel = mobj['pre'], mobj['tab'], mobj['post'], not mobj['not_channel']
+        if is_channel and smuggled_data.get('is_music_url'):
+            if item_id[:2] == 'VL':  # Youtube music VL channels have an equivalent playlist
+                return self.url_result(
+                    f'https://music.youtube.com/playlist?list={item_id[2:]}', YoutubeTabIE, item_id[2:])
+            elif item_id[:2] == 'MP':  # Resolve albums (/[channel/browse]/MP...) to their equivalent playlist
+                mdata = self._extract_tab_endpoint(
+                    f'https://music.youtube.com/channel/{item_id}', item_id, default_client='web_music')
+                murl = traverse_obj(mdata, ('microformat', 'microformatDataRenderer', 'urlCanonical'),
+                                    get_all=False, expected_type=str)
+                if not murl:
+                    raise ExtractorError('Failed to resolve album to playlist')
+                return self.url_result(murl, YoutubeTabIE)
+            elif mobj['channel_type'] == 'browse':  # Youtube music /browse/ should be changed to /channel/
+                return self.url_result(
+                    f'https://music.youtube.com/channel/{item_id}{tab}{post}', YoutubeTabIE, item_id)
+
+        original_tab_id, display_id = tab[1:], f'{item_id}{tab}'
         if is_channel and not tab and 'no-youtube-channel-redirect' not in compat_opts:
-            # Home URLs should redirect to /videos/
-            redirect_warning = ('A channel/user page was given. All the channel\'s videos will be downloaded. '
-                                'To download only the videos in the home page, add a "/featured" to the URL')
-            tab = '/videos'
-
-        url = ''.join((pre, tab, post))
-        mobj = get_mobj(url)
+            url = f'{pre}/videos{post}'
+        if smuggled_data.get('is_music_url'):
+            self.report_warning(f'YouTube Music is not directly supported. Redirecting to {url}')
 
         # Handle both video/playlist URLs
         qs = parse_qs(url)
-        video_id, playlist_id = (qs.get(key, [None])[0] for key in ('v', 'list'))
-
+        video_id, playlist_id = [traverse_obj(qs, (key, 0)) for key in ('v', 'list')]
         if not video_id and mobj['not_channel'].startswith('watch'):
             if not playlist_id:
                 # If there is neither video or playlist ids, youtube redirects to home page, which is undesirable
-                raise ExtractorError('Unable to recognize tab page')
+                raise ExtractorError('A video URL was given without video ID', expected=True)
             # Common mistake: https://www.youtube.com/watch?list=playlist_id
             self.report_warning(f'A video URL was given without video ID. Trying to download playlist {playlist_id}')
-            url = f'https://www.youtube.com/playlist?list={playlist_id}'
-            mobj = get_mobj(url)
+            return self.url_result(
+                f'https://www.youtube.com/playlist?list={playlist_id}', YoutubeTabIE, playlist_id)
 
-        if video_id and playlist_id:
-            if self.get_param('noplaylist'):
-                self.to_screen(f'Downloading just video {video_id} because of --no-playlist')
-                return self.url_result(f'https://www.youtube.com/watch?v={video_id}',
-                                       ie=YoutubeIE.ie_key(), video_id=video_id)
-            self.to_screen(f'Downloading playlist {playlist_id}; add --no-playlist to just download video {video_id}')
+        if not self._yes_playlist(playlist_id, video_id):
+            return self.url_result(
+                f'https://www.youtube.com/watch?v={video_id}', YoutubeIE, video_id)
 
-        data, ytcfg = self._extract_data(url, item_id)
+        data, ytcfg = self._extract_data(url, display_id)
 
         # YouTube may provide a non-standard redirect to the regional channel
         # See: https://github.com/yt-dlp/yt-dlp/issues/2694
+        # https://support.google.com/youtube/answer/2976814#zippy=,conditional-redirects
         redirect_url = traverse_obj(
             data, ('onResponseReceivedActions', ..., 'navigateAction', 'endpoint', 'commandMetadata', 'webCommandMetadata', 'url'), get_all=False)
         if redirect_url and 'no-youtube-channel-redirect' not in compat_opts:
-            redirect_url = ''.join((
-                urljoin('https://www.youtube.com', redirect_url), mobj['tab'], mobj['post']))
-            self.to_screen(f'This playlist is likely not available in your region. Following redirect to regional playlist {redirect_url}')
-            return self.url_result(redirect_url, ie=YoutubeTabIE.ie_key())
+            redirect_url = ''.join((urljoin('https://www.youtube.com', redirect_url), tab, post))
+            self.to_screen(f'This playlist is likely not available in your region. Following conditional redirect to {redirect_url}')
+            return self.url_result(redirect_url, YoutubeTabIE)
 
-        tabs = traverse_obj(data, ('contents', 'twoColumnBrowseResultsRenderer', 'tabs'), expected_type=list)
-        if tabs:
+        tabs, extra_tabs = self._extract_tab_renderers(data), []
+        if is_channel and tabs and 'no-youtube-channel-redirect' not in compat_opts:
             selected_tab = self._extract_selected_tab(tabs)
-            selected_tab_name = selected_tab.get('title', '').lower()
-            if selected_tab_name == 'home':
-                selected_tab_name = 'featured'
-            requested_tab_name = mobj['tab'][1:]
-            if 'no-youtube-channel-redirect' not in compat_opts:
-                if requested_tab_name == 'live':  # Live tab should have redirected to the video
-                    raise UserNotLive(video_id=mobj['id'])
-                if requested_tab_name not in ('', selected_tab_name):
-                    redirect_warning = f'The channel does not have a {requested_tab_name} tab'
-                    if not original_tab_name:
-                        if item_id[:2] == 'UC':
-                            # Topic channels don't have /videos. Use the equivalent playlist instead
-                            pl_id = f'UU{item_id[2:]}'
-                            pl_url = f'https://www.youtube.com/playlist?list={pl_id}'
-                            try:
-                                data, ytcfg = self._extract_data(pl_url, pl_id, ytcfg=ytcfg, fatal=True, webpage_fatal=True)
-                            except ExtractorError:
-                                redirect_warning += ' and the playlist redirect gave error'
-                            else:
-                                item_id, url, selected_tab_name = pl_id, pl_url, requested_tab_name
-                                redirect_warning += f'. Redirecting to playlist {pl_id} instead'
-                        if selected_tab_name and selected_tab_name != requested_tab_name:
-                            redirect_warning += f'. {selected_tab_name} tab is being downloaded instead'
+            selected_tab_id, selected_tab_name = self._extract_tab_id_and_name(selected_tab, url)  # NB: Name may be translated
+            self.write_debug(f'Selected tab: {selected_tab_id!r} ({selected_tab_name}), Requested tab: {original_tab_id!r}')
+
+            if not original_tab_id and selected_tab_name:
+                self.to_screen('Downloading all uploads of the channel. '
+                               'To download only the videos in a specific tab, pass the tab\'s URL')
+                if self._has_tab(tabs, 'streams'):
+                    extra_tabs.append(''.join((pre, '/streams', post)))
+                if self._has_tab(tabs, 'shorts'):
+                    extra_tabs.append(''.join((pre, '/shorts', post)))
+                # XXX: Members-only tab should also be extracted
+
+                if not extra_tabs and selected_tab_id != 'videos':
+                    # Channel does not have streams, shorts or videos tabs
+                    if item_id[:2] != 'UC':
+                        raise ExtractorError('This channel has no uploads', expected=True)
+
+                    # Topic channels don't have /videos. Use the equivalent playlist instead
+                    pl_id = f'UU{item_id[2:]}'
+                    pl_url = f'https://www.youtube.com/playlist?list={pl_id}'
+                    try:
+                        data, ytcfg = self._extract_data(pl_url, pl_id, ytcfg=ytcfg, fatal=True, webpage_fatal=True)
+                    except ExtractorError:
+                        raise ExtractorError('This channel has no uploads', expected=True)
                     else:
-                        raise ExtractorError(redirect_warning, expected=True)
-
-        if redirect_warning:
-            self.to_screen(redirect_warning)
-        self.write_debug(f'Final URL: {url}')
+                        item_id, url = pl_id, pl_url
+                        self.to_screen(
+                            f'The channel does not have a videos, shorts, or live tab. Redirecting to playlist {pl_id} instead')
+
+                elif extra_tabs and selected_tab_id != 'videos':
+                    # When there are shorts/live tabs but not videos tab
+                    url, data = f'{pre}{post}', None
+
+            elif (original_tab_id or 'videos') != selected_tab_id:
+                if original_tab_id == 'live':
+                    # Live tab should have redirected to the video
+                    # Except in the case the channel has an actual live tab
+                    # Example: https://www.youtube.com/channel/UCEH7P7kyJIkS_gJf93VYbmg/live
+                    raise UserNotLive(video_id=item_id)
+                elif selected_tab_name:
+                    raise ExtractorError(f'This channel does not have a {original_tab_id} tab', expected=True)
+
+                # For channels such as https://www.youtube.com/channel/UCtFRv9O2AHqOZjjynzrv-xg
+                url = f'{pre}{post}'
 
         # YouTube sometimes provides a button to reload playlist with unavailable videos.
         if 'no-youtube-unavailable-videos' not in compat_opts:
-            data = self._reload_with_unavailable_videos(item_id, data, ytcfg) or data
+            data = self._reload_with_unavailable_videos(display_id, data, ytcfg) or data
         self._extract_and_report_alerts(data, only_once=True)
-        tabs = traverse_obj(data, ('contents', 'twoColumnBrowseResultsRenderer', 'tabs'), expected_type=list)
-        if tabs:
-            return self._extract_from_tabs(item_id, ytcfg, data, tabs)
 
+        tabs, entries = self._extract_tab_renderers(data), []
+        if tabs:
+            entries = [self._extract_from_tabs(item_id, ytcfg, data, tabs)]
+            entries[0].update({
+                'extractor_key': YoutubeTabIE.ie_key(),
+                'extractor': YoutubeTabIE.IE_NAME,
+                'webpage_url': url,
+            })
+        if self.get_param('playlist_items') == '0':
+            entries.extend(self.url_result(u, YoutubeTabIE) for u in extra_tabs)
+        else:  # Users expect to get all `video_id`s even with `--flat-playlist`. So don't return `url_result`
+            entries.extend(map(self._real_extract, extra_tabs))
+
+        if len(entries) == 1:
+            return entries[0]
+        elif entries:
+            metadata = self._extract_metadata_from_tabs(item_id, data)
+            uploads_url = 'the Uploads (UU) playlist URL'
+            if try_get(metadata, lambda x: x['channel_id'].startswith('UC')):
+                uploads_url = f'https://www.youtube.com/playlist?list=UU{metadata["channel_id"][2:]}'
+            self.to_screen(
+                'Downloading as multiple playlists, separated by tabs. '
+                f'To download as a single playlist instead, pass {uploads_url}')
+            return self.playlist_result(entries, item_id, **metadata)
+
+        # Inline playlist
         playlist = traverse_obj(
             data, ('contents', 'twoColumnWatchNextResults', 'playlist', 'playlist'), expected_type=dict)
         if playlist:
@@ -5445,10 +6333,9 @@ def get_mobj(url):
         video_id = traverse_obj(
             data, ('currentVideoEndpoint', 'watchEndpoint', 'videoId'), expected_type=str) or video_id
         if video_id:
-            if mobj['tab'] != '/live':  # live tab is expected to redirect to video
+            if tab != '/live':  # live tab is expected to redirect to video
                 self.report_warning(f'Unable to recognize playlist. Downloading just video {video_id}')
-            return self.url_result(f'https://www.youtube.com/watch?v={video_id}',
-                                   ie=YoutubeIE.ie_key(), video_id=video_id)
+            return self.url_result(f'https://www.youtube.com/watch?v={video_id}', YoutubeIE, video_id)
 
         raise ExtractorError('Unable to recognize tab page')
 
@@ -5481,12 +6368,13 @@ class YoutubePlaylistIE(InfoExtractor):
             'uploader_id': 'UCKSpbfbl5kRQpTdL7kMc-1Q',
             'description': 'md5:8fa6f52abb47a9552002fa3ddfc57fc2',
             'view_count': int,
-            'uploader_url': 'https://www.youtube.com/user/Wickydoo',
+            'uploader_url': 'https://www.youtube.com/c/WickmanVT',
             'modified_date': r're:\d{8}',
             'channel_id': 'UCKSpbfbl5kRQpTdL7kMc-1Q',
             'channel': 'Wickman',
             'tags': [],
-            'channel_url': 'https://www.youtube.com/user/Wickydoo',
+            'channel_url': 'https://www.youtube.com/c/WickmanVT',
+            'availability': 'public',
         },
         'playlist_mincount': 29,
     }, {
@@ -5514,8 +6402,9 @@ class YoutubePlaylistIE(InfoExtractor):
             'channel': 'milan',
             'channel_id': 'UCEI1-PVPcYXjB73Hfelbmaw',
             'uploader_url': 'https://www.youtube.com/channel/UCEI1-PVPcYXjB73Hfelbmaw',
+            'availability': 'public',
         },
-        'expected_warnings': [r'[Uu]navailable videos (are|will be) hidden'],
+        'expected_warnings': [r'[Uu]navailable videos? (is|are|will be) hidden'],
     }, {
         'url': 'http://www.youtube.com/embed/_xDOZElKyNU?list=PLsyOSbh5bs16vubvKePAQ1x3PhKavfBIl',
         'playlist_mincount': 455,
@@ -5532,6 +6421,7 @@ class YoutubePlaylistIE(InfoExtractor):
             'uploader_url': 'https://www.youtube.com/c/愛低音的國王',
             'channel_id': 'UC21nz3_MesPLqtDqwdvnoxA',
             'modified_date': r're:\d{8}',
+            'availability': 'public',
         },
         'expected_warnings': [r'[Uu]navailable videos (are|will be) hidden'],
     }, {
@@ -5641,9 +6531,7 @@ class YoutubeYtUserIE(InfoExtractor):
 
     def _real_extract(self, url):
         user_id = self._match_id(url)
-        return self.url_result(
-            'https://www.youtube.com/user/%s/videos' % user_id,
-            ie=YoutubeTabIE.ie_key(), video_id=user_id)
+        return self.url_result(f'https://www.youtube.com/user/{user_id}', YoutubeTabIE, user_id)
 
 
 class YoutubeFavouritesIE(YoutubeBaseInfoExtractor):
@@ -5720,9 +6608,9 @@ def _extract_notification_renderer(self, notification):
         title = self._search_regex(
             rf'{re.escape(channel or "")}[^:]+: (.+)', notification_title,
             'video title', default=None)
-        upload_date = (strftime_or_none(self._extract_time_text(notification, 'sentTimeText')[0], '%Y%m%d')
-                       if self._configuration_arg('approximate_date', ie_key=YoutubeTabIE.ie_key())
-                       else None)
+        timestamp = (self._parse_time_text(self._get_text(notification, 'sentTimeText'))
+                     if self._configuration_arg('approximate_date', ie_key=YoutubeTabIE)
+                     else None)
         return {
             '_type': 'url',
             'url': url,
@@ -5732,7 +6620,7 @@ def _extract_notification_renderer(self, notification):
             'channel_id': channel_id,
             'channel': channel,
             'thumbnails': self._extract_thumbnails(notification, 'videoThumbnail'),
-            'upload_date': upload_date,
+            'timestamp': timestamp,
         }
 
     def _notification_menu_entries(self, ytcfg):
@@ -5816,6 +6704,30 @@ class YoutubeSearchURLIE(YoutubeTabBaseInfoExtractor):
             #     'title': '#cats',
             # }],
         },
+    }, {
+        # Channel results
+        'url': 'https://www.youtube.com/results?search_query=kurzgesagt&sp=EgIQAg%253D%253D',
+        'info_dict': {
+            'id': 'kurzgesagt',
+            'title': 'kurzgesagt',
+        },
+        'playlist': [{
+            'info_dict': {
+                '_type': 'url',
+                'id': 'UCsXVk37bltHxD1rDPwtNM8Q',
+                'url': 'https://www.youtube.com/channel/UCsXVk37bltHxD1rDPwtNM8Q',
+                'ie_key': 'YoutubeTab',
+                'channel': 'Kurzgesagt – In a Nutshell',
+                'description': 'md5:4ae48dfa9505ffc307dad26342d06bfc',
+                'title': 'Kurzgesagt – In a Nutshell',
+                'channel_id': 'UCsXVk37bltHxD1rDPwtNM8Q',
+                'playlist_count': int,  # XXX: should have a way of saying > 1
+                'channel_url': 'https://www.youtube.com/channel/UCsXVk37bltHxD1rDPwtNM8Q',
+                'thumbnails': list
+            }
+        }],
+        'params': {'extract_flat': True, 'playlist_items': '1'},
+        'playlist_mincount': 1,
     }, {
         'url': 'https://www.youtube.com/results?q=test&sp=EgQIBBgB',
         'only_matching': True,
@@ -5828,7 +6740,7 @@ def _real_extract(self, url):
 
 
 class YoutubeMusicSearchURLIE(YoutubeTabBaseInfoExtractor):
-    IE_DESC = 'YouTube music search URLs with selectable sections (Eg: #songs)'
+    IE_DESC = 'YouTube music search URLs with selectable sections, e.g. #songs'
     IE_NAME = 'youtube:music:search_url'
     _VALID_URL = r'https?://music\.youtube\.com/search\?([^#]+&)?(?:search_query|q)=(?:[^&]+)(?:[&#]|$)'
     _TESTS = [{
@@ -5966,10 +6878,34 @@ class YoutubeStoriesIE(InfoExtractor):
     def _real_extract(self, url):
         playlist_id = f'RLTD{self._match_id(url)}'
         return self.url_result(
-            f'https://www.youtube.com/playlist?list={playlist_id}&playnext=1',
+            smuggle_url(f'https://www.youtube.com/playlist?list={playlist_id}&playnext=1', {'is_story': True}),
             ie=YoutubeTabIE, video_id=playlist_id)
 
 
+class YoutubeShortsAudioPivotIE(InfoExtractor):
+    IE_DESC = 'YouTube Shorts audio pivot (Shorts using audio of a given video)'
+    IE_NAME = 'youtube:shorts:pivot:audio'
+    _VALID_URL = r'https?://(?:www\.)?youtube\.com/source/(?P<id>[\w-]{11})/shorts'
+    _TESTS = [{
+        'url': 'https://www.youtube.com/source/Lyj-MZSAA9o/shorts',
+        'only_matching': True,
+    }]
+
+    @staticmethod
+    def _generate_audio_pivot_params(video_id):
+        """
+        Generates sfv_audio_pivot browse params for this video id
+        """
+        pb_params = b'\xf2\x05+\n)\x12\'\n\x0b%b\x12\x0b%b\x1a\x0b%b' % ((video_id.encode(),) * 3)
+        return urllib.parse.quote(base64.b64encode(pb_params).decode())
+
+    def _real_extract(self, url):
+        video_id = self._match_id(url)
+        return self.url_result(
+            f'https://www.youtube.com/feed/sfv_audio_pivot?bp={self._generate_audio_pivot_params(video_id)}',
+            ie=YoutubeTabIE)
+
+
 class YoutubeTruncatedURLIE(InfoExtractor):
     IE_NAME = 'youtube:truncated_url'
     IE_DESC = False  # Do not list
@@ -6077,6 +7013,51 @@ def _real_extract(self, url):
         }
 
 
+class YoutubeConsentRedirectIE(YoutubeBaseInfoExtractor):
+    IE_NAME = 'youtube:consent'
+    IE_DESC = False  # Do not list
+    _VALID_URL = r'https?://consent\.youtube\.com/m\?'
+    _TESTS = [{
+        'url': 'https://consent.youtube.com/m?continue=https%3A%2F%2Fwww.youtube.com%2Flive%2FqVv6vCqciTM%3Fcbrd%3D1&gl=NL&m=0&pc=yt&hl=en&src=1',
+        'info_dict': {
+            'id': 'qVv6vCqciTM',
+            'ext': 'mp4',
+            'age_limit': 0,
+            'uploader_id': 'UCIdEIHpS0TdkqRkHL5OkLtA',
+            'comment_count': int,
+            'chapters': 'count:13',
+            'upload_date': '20221223',
+            'thumbnail': 'https://i.ytimg.com/vi/qVv6vCqciTM/maxresdefault.jpg',
+            'channel_url': 'https://www.youtube.com/channel/UCIdEIHpS0TdkqRkHL5OkLtA',
+            'uploader_url': 'http://www.youtube.com/channel/UCIdEIHpS0TdkqRkHL5OkLtA',
+            'like_count': int,
+            'release_date': '20221223',
+            'tags': ['Vtuber', '月ノ美兎', '名取さな', 'にじさんじ', 'クリスマス', '3D配信'],
+            'title': '【 #インターネット女クリスマス 】3Dで歌ってはしゃぐインターネットの女たち【月ノ美兎/名取さな】',
+            'view_count': int,
+            'playable_in_embed': True,
+            'duration': 4438,
+            'availability': 'public',
+            'channel_follower_count': int,
+            'channel_id': 'UCIdEIHpS0TdkqRkHL5OkLtA',
+            'categories': ['Entertainment'],
+            'live_status': 'was_live',
+            'release_timestamp': 1671793345,
+            'channel': 'さなちゃんねる',
+            'description': 'md5:6aebf95cc4a1d731aebc01ad6cc9806d',
+            'uploader': 'さなちゃんねる',
+        },
+        'add_ie': ['Youtube'],
+        'params': {'skip_download': 'Youtube'},
+    }]
+
+    def _real_extract(self, url):
+        redirect_url = url_or_none(parse_qs(url).get('continue', [None])[-1])
+        if not redirect_url:
+            raise ExtractorError('Invalid cookie consent redirect URL', expected=True)
+        return self.url_result(redirect_url)
+
+
 class YoutubeTruncatedIDIE(InfoExtractor):
     IE_NAME = 'youtube:truncated_id'
     IE_DESC = False  # Do not list