It works, but I merely had to make an exception for that for www.youtube.com rather than disabling it everywhere.klokv10@outlook.com wrote: ↑Sun Apr 19, 2020 12:19 pmI found the problem.
Go into your settings and make sure this "Disable reading from HTML5 canvas" is greyed out
Why does YouTube still play videos if I fake a Firefox user-agent without changing any preferences?