YouTube Highest Quality on Fullscreen

r280822a
2025-08-04T15:00:46Z

Set YouTube video to highest available resolution when entering fullscreen (e.g. 4K, 1440p, 1080p, etc.)

YouTube Highest Quality on Fullscreen Userscript

Userscript that sets YouTube video to highest available resolution when entering fullscreen (e.g. 4K, 1440p, 1080p, etc.).