Comment 4 for bug 874241

I don't know why the display utility is not saving the settings for you. It looks like your ~/.config/monitors.xml is set properly; gnome-settings-daemon ought to load that and apply it automatically when you log in (it won't affect the greeter though). Anyway, that's probably a gnome-settings-daemon bug, so probably easiest to handle if you file a new report. It seems to be