I also experience this issue on the Raspberry Pi 4 with Firefox 89 on Ubuntu 20.10.
** Attachment added: "Screenshot from 2021-06-06 14-33-25.png" https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/1930982/+attachment/5502755/+files/Screenshot%20from%202021-06-06%2014-33-25.png -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1930982 Title: Firefox 89: webrender breaks videos on Raspberry Pi To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/1930982/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
