fwiw I hit this too on Rpi4. I did not use noble before so I cannot compare like Andre, it worked fine with jammy and focal. My monitor is Asus PB278Q. I will test the hotplug and see.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2064370 Title: Blank screen after boot in raspberry pi 4 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-raspi/+bug/2064370/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs