I, also, use "sudo nvidia-settings" and it worked/ works and I don't really mind about not having a (practically) working GUI. IMHO, the point is that _any_ user should be able to use the GUI and don't mess with any "sudo" at any time.
I, also, use "sudo nvidia-settings" and it worked/ works and I don't really mind about not having a (practically) working GUI. IMHO, the point is that _any_ user should be able to use the GUI and don't mess with any "sudo" at any time.