+### 2021.02.19
+* **Merge youtube-dl:** Upto [commit/cf2dbec](https://github.com/ytdl-org/youtube-dl/commit/cf2dbec6301177a1fddf72862de05fa912d9869d) (except kakao)
+* [viki] Fix extractor
+* [niconico] Extract `channel` and `channel_id` by [kurumigi](https://github.com/kurumigi)
+* [youtube] Multiple page support for hashtag URLs
+* [youtube] Add more invidious instances
+* [youtube] Fix comment extraction when comment text is empty
+* Option `--windows-filenames` to force use of windows compatible filenames
+* [ExtractAudio] Bugfix
+* Don't raise `parser.error` when exiting for update
+* [MoveFiles] Fix for when merger can't run
+* Changed `--trim-file-name` to `--trim-filenames` to be similar to related options
+* Format Sort improvements:
+ * Prefer `vp9.2` more than other `vp9` codecs
+ * Remove forced priority of `quality`
+ * Remove unnecessary `field_preference` and misuse of `preference` from extractors
+* Build improvements:
+ * Fix hash output by [shirt](https://github.com/shirt-dev)
+ * Lock python package versions for x86 and use `wheels` by [shirt](https://github.com/shirt-dev)
+ * Exclude `vcruntime140.dll` from UPX by [jbruchon](https://github.com/jbruchon)
+ * Set version number based on UTC time, not local time
+ * Publish on PyPi only if token is set
+* [documentation] Better document `--prefer-free-formats` and add `--no-prefer-free-format`
+
+