1. Rotate the device to allow display in landscape orientation.
   
2. To enable or disable the screen orientation, swipe down the Notifications bar.
   
3. Tap AUTO ROTATE to turn it on or off.
   
4. To change screen time out, from the home screen, from the home screen, press the Menu key.
   
5. Tap System settings.
   
6. Scroll to 'GENERAL SETTINGS', then tap Display.
   
7. Tap Sleep.
   
8. Tap the desired option.
   
9. To change the brightness level, tap Brightness.
   
10. To adjust the brightness level manually, tap AUTO to disable the function.
    
11. Touch and drag the Screen brightness slider to the desired brightness level, then tap OK.