Yes, sorry it is easy to break your package configuration :( Maybe some safer instructions would be something like (not tested):
1. Software & Updates > Developer Options > Pre-released updates = ON 2. sudo apt update 3. sudo apt install gnome-shell 4. Software & Updates > Developer Options > Pre-released updates = OFF -- 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/1812266 Title: Keyboard layout indicator does not indicate current layout (18.04 Bionic beaver) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1812266/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs