Here the same problem demonstration but just this time i am using gnome videos. At least this app (native GTK) should work I think...
** Attachment added: "gnome_videos.m4v" https://bugs.launchpad.net/ubuntu/+source/mutter/+bug/1890141/+attachment/5410819/+files/gnome_videos.m4v -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1890141 Title: Can't fullscreen, or windows get automatically un-fullscreened, when using fractional scaling To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mutter/+bug/1890141/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs