Sadly I don't think this is a bug in Ubuntu... Assuming you're using Xorg, the emulator is talking directly to Xorg (via Xrandr) to change the screen resolution. Gnome Shell is not involved at all. It is therefore the job of the emulator to restore the original resolution on exit.
-- 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/1939136 Title: After full screen atari800 quits, native desktop resolution is not restored To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/atari800/+bug/1939136/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs