Just wanted to chime in and say I am having the same issue on my Lenovo P1 which has both Intel and Nvidia cards. Ubuntu 21.10 worked flawlessly, 22.04 displays a pure white screen on my external display.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1965882 Title: [nouveau] External monitor plugged into (secondary) Nvidia GPU is all white (plus a little flicker) To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/1965882/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs