After editing /etc/default/grub, please also run: sudo update-grub
and then reboot. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2063228 Title: screen sometimes blinking To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2063228/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
