1787412 - Youtube video freezing on Windows in Firefox 104

Status: RESOLVED DUPLICATE of bug 1787293

(Core :: Audio/Video: Playback, defect)

Description

[Tom S. (please needinfo tschuster)]

+++ This bug was initially created as a clone of Bug #1785149 +++

I have seen multiple reports on reddit about freezing or not playing Youtube videos.

https://old.reddit.com/r/firefox/comments/wthtet/youtube_videos_often_wont_load_and_otherwise_the/
https://old.reddit.com/r/firefox/comments/wropka/firefox_struggling_to_open_some_youtube_videos/
https://www.reddit.com/r/firefox/comments/wwnxtu/youtube_videos_freezing_since_updating_to_1040/

Apparently disabling media.wmf.zero-copy-nv12-texture and gfx.direct3d11.reuse-decoder-device helps.

Additionally this might be Windows 11 only:

We've got a report that this is a Windows issue:
EDIT: it is indeed a Windows 11 issue for those who are running Windows 11, both preview and beta versions. The updates 22621.586 and 22622.586 fix this.

bug 1785149 comment 10