I have removed the System76 extension and the problem persists. I'm attaching an updated picture of my extensions.
** Attachment added: "Extentioins_2_020-05-14 14-35-42.png" https://bugs.launchpad.net/ubuntu/+source/mutter/+bug/1877735/+attachment/5371713/+files/Extentioins_2_020-05-14%2014-35-42.png -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1877735 Title: Video playback is choppy [Haswell 1080p] To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1877735/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs