The screenshot with shows no button when no user is listed sounds like a valid bug, it should allow to unlock/add the user as stated in the screen, could you report that upstream on https://gitlab.gnome.org/GNOME /gnome-control-center/issues ?
-- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-control-center in Ubuntu. https://bugs.launchpad.net/bugs/1876460 Title: No users appear in settings To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-control-center/+bug/1876460/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
