Dell inspiron n5010 brightness driver

open the display driver in driver manager of computer and then try to update the display driver. window will automatically find appropriate driver andGet drivers and downloads for your Dell Inspiron 15 N5010. Download and install the latest drivers, firmware and software. Try running the LCD BIST(built in self test). Press and hold D key while turning on the system.It will display the few color screens.Check the brightness on