Thanks for your bug. Could you run xrandr and copy the log to a comment? The interface is only a wrapper around xrand, the issue is likely to be due to xorg
** Changed in: control-center (Ubuntu) Importance: Medium => Low Assignee: (unassigned) => Ubuntu Desktop Bugs Status: Unconfirmed => Needs Info -- Screen Resolution tool (gnome-display-properties) does not change refresh rate, resolution in Dapper https://launchpad.net/bugs/36946 -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs