As a workaround try adding this to your /etc/environment: CLUTTER_PAINT=disable-culling
-- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to mutter in Ubuntu. https://bugs.launchpad.net/bugs/1803319 Title: GNOME Shell task bar menus not updated with external monitor primary and laptop screen fractionally scaled To manage notifications about this bug go to: https://bugs.launchpad.net/gnome-shell/+bug/1803319/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs