1. CHANGE DISPLAY SETTINGS: Swipe down from the Notification bar with two fingers to access the Quick Settings menu, then select the Rotation icon to lock/unlock the screen orientation.
   
2. ADJUST SCREEN BRIGHTNESS: From the Quick Settings menu, move the Brightness slider to your desired brightness. Select the Auto checkbox to turn adaptive brightness on or off.
   
3. CHANGE SCREEN TIMEOUT: Swipe down from the Notification bar with two fingers, then select the Settings icon. From the Display tab in the Settings menu, select Screen timeout then select the desired option.