That's odd because the fix for bug 1873403 isn't formally released to updates yet. But I'm glad your issue is gone.
** Changed in: mutter (Ubuntu) Status: Incomplete => Fix Released -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1888065 Title: [nvidia] Screen dies/black after changing display orientation or enabling fractional scaling To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mutter/+bug/1888065/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs