1. To change Display settings, swipe down from the top of the screen. Swipe to then tap the Rotation icon to lock/unlock the screen orientation.
   
2. To access additional display settings, tap the Settings icon.
   
3. Under the Display tab, scroll to and tap the Auto brightness checkbox to ajdust the screen brightness.
   
4. Adjust screen brightness level by moving the Brightnesss slider to your Desired brightness.
   
5. Tap Screen timeout to adjust screen timeout.
   
6. Tap the Desired option.