1. To adjust the display settings, from the home screen, swipe down from the Notification bar.
   
2. Tap the Settings icon.
   
3. Tap Display.
   
4. To change the screen time out interval, tap Sleep.
   
5. Tap the Desired time interval.
   
6. To adjust display brightness, tap Brightness Level.
   
7. Adjust to Desired brightness and tap OK.
   
8. Brightness can also be adjusted from the Quick settings menu accessed from the home screen.
   
9. From the quick settings menu, tap the Auto-rotate icon to lock or unlock the screen orientation.