Some Firefox users noticed playback issues on YouTube for several months. These affected high resolution videos only, from 1080p and up. To make matters worse, no clear pattern could be identified....
mpv? yt-dlp?
mpv is a media player, kind of like VLC but more powerful and lightweight.
yt-dlp is a CLI (command line interface) tool that allows you to download youtube videos as videos, videos without audio, or just as audio files.
Google disrupted YouTube video playback on Firefox, again - gHacks Tech News ( www.ghacks.net )
Some Firefox users noticed playback issues on YouTube for several months. These affected high resolution videos only, from 1080p and up. To make matters worse, no clear pattern could be identified....