Sounds like the window is becoming too large to fit the lower resolution screen, and gnome-shell gets confused as to where/how to place it. At a guess.
** Package changed: xorg (Ubuntu) => gnome-shell (Ubuntu) ** Also affects: gnome-control-center (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1845758 Title: Mouse and Touchpad part of Settings when selected keeps flashing To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-control-center/+bug/1845758/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs