Could you run "xrandr" on a command line and copy that to a comment?
** Changed in: Ubuntu Importance: Undecided => Low Status: New => Incomplete -- Mauvaise frequence de rafraichissement d'ecran affiche https://bugs.launchpad.net/bugs/122327 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs