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1answer
656 views

Dim (NEARLY blank) laptop screen, secondary screen works - why?

My laptop screen is (almost) black while my secondary screen is fine. I believe it to be backlight / brightness related. Problem description it starts when I start the laptop system loads and works ...
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0answers
325 views

How to tell gnome which file to use to change backlight brightness? [closed]

I have a Dell Inspiron M5010 and I am unable to change my backlight brightness with the F-Keys and it also does not work with gnome brightness widget. I am able to change backlight brightness ...