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What's DOS?
Posts: 3
Registered: ‎06-20-2015
Location: Spain
Views: 10,512

Unable to adjust brightness in my windows 8.1 (G50-70 laptop)

I've noticed that I can not change the brightness of the screen. I can not change or buttons or brightness settings in the Power Options. I move the brightness bar and nothing happens.

Please help me. Thanks

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