Hello, i let called it very long terms Firefox user i've been using Firefox to livestream especially on this website : www.showroom-live.com somehow about since 3 months ago i believe (or start at 2026) suddenly i can't stream on firefox again but all other browser that i tested are worked just fine it gave blackscreen like ss that i attached. even tried on fresh installed Firefox for android too to be honest i love feature of firefox that i can pop-out PIP windows all more than 1 and even gave full screen of that PIP i tried every suggest that appeared on website like Disable Enhanced Tracking Protection, turning off hardware acceleration, clear cookies, autoplay are on ALLOW, doing safemode check also make that black screen, even check about:config media.mediasource.enabled (set to true),DRM ON my system : AMD 7600x, memory 16GB,GPU : RTX3060, Windows 11 thanks before i hope i got solution