Still have the issue on 4.8.0-25-generic with Asus Z170 motherboard and dualscreen HDMI.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1553503 Title: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/1553503/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs