Thank you for reporting this bug and make ubuntu better! Could you also attach your graphics card chipset & driver loaded please, this might be useful for the developers to debug.
Sudo lshw -C video -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-shell in Ubuntu. https://bugs.launchpad.net/bugs/1845623 Title: on screen keyboard leaves dark marks on screen after being hidden To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1845623/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
