update: Executing "xset -dpms" at startup (System Settings -> Startup and Shutdown -> Automatically Started Applications) solves the problem (on KUbuntu 18.04 Beta + NVIDIA-390 Drivers, didn't test the other mentioned ones) for me.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1573345 Title: Dual monitor loses settings after screen sleep To manage notifications about this bug go to: https://bugs.launchpad.net/kscreen/+bug/1573345/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
