The problem persists with 23.04 and now with 23.10 as well from what I see. The only difference is that if I turn off the HDMI screen, the notebook screen can disable backlight over time.
-- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to mutter in Ubuntu. https://bugs.launchpad.net/bugs/1973467 Title: [Wayland] Backlight stays on with black screen when monitor should be sleeping To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mutter/+bug/1973467/+subscriptions -- desktop-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
