I've discovered another workaround, it works like this: - booting with default arguments (without 'nomodeset') - if on lightdm login screen goes blank, then attaching working external monitor via miniHDMI->VGA adaptor makes screen on laptop visible again
** Also affects: linux (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/991902 Title: blinking blank screen after booting [asus zenbook ux21] To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/991902/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs