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 level.
   
5. Touch and drag the slider to the desired brightness adjustment.
   
6. To enable or disable auto screen rotation, tap When device is rotated.
   
7. Tap the desired option.