@mruffell, thank you very much! I have installed the kernel 6.11.0-17-generic on my Oracular system now and the ghost screen has gone away. All perfect now for me. Now I should be able to do projections on conferences in Mirror mode without problems.
$ uname -rv 6.11.0-17-generic #17-Ubuntu SMP PREEMPT_DYNAMIC Thu Jan 16 23:58:35 UTC 2025 $ -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2084046 Title: [i915] Phantom "Unknown" display detected on Intel Meteor Lake To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2084046/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs