Dimming or Adjusting the Brightness of the Backlight
You can set the backlight to dim after a specified amount of time has elapsed.
Tap Start > Settings > System tab > Backlight.
Tap the Battery Power tab or the External Power tab.
Select the desired backlight options.
You can also increase or decrease the brightness of the backlight.
Tap Start > Settings > System tab > Backlight > Brightness tab.
Move the sliders up to increase and down to decrease the brightness.
Chapter 5 Learning The Basics