The combination keys(Fn+F7/F8) to increase and decrease the LCD backlight are not working nor does the brightness tab appear in the Windows mobility center. Why is this happening? The problem goes away if i restart my system but it keeps coming back..If am using 180.43 from LaptopVideo2Go.
Brightness control problem on dv5t
Discussion in 'HP' started by p1990, Nov 30, 2008.