1. From the home screen, tap the Settings icon.
   
2. Tap Display.
   
3. To change the screen time out, tap Sleep.
   
4. To change the screen brightness, tap Brightness.
   
5. Tap the Automatic brightness switch to turn Automatic brightness on or off.
   
6. With automatic brightness turned off, touch and drag the slider to the desired brightness adjustment.
   
7. To enable or disable auto screen rotation, tap the Auto-rotate screen checkbox.