Not a displayconfig-gtk issue, I have the same problem in Kubuntu, using nVidia proprietary drivers.
By the way, nVidia propietary driver forces me to have a 87 Hz refresh rate that I have to change to 75 Hz every time I reboot =(
Not a displayconfig-gtk issue, I have the same problem in Kubuntu, using nVidia proprietary drivers.
By the way, nVidia propietary driver forces me to have a 87 Hz refresh rate that I have to change to 75 Hz every time I reboot =(