1. Swipe down from the Notification bar, then select the Settings icon.
    device 5199/9006229_01.jpg
  2. Select Display.
    device 5199/9006229_02.jpg
  3. ADJUST BRIGHTNESS: Drag the Brightness slider left or right to adjust the brightness manually.
    device 5199/9006229_03.jpg
  4. ADJUST SCREEN TIMEOUT: From the Display screen, scroll to and select Screen timeout then select the desired timeout option.
    device 5199/9006229_04.jpg
  5. LOCK/UNLOCK SCREEN ROTATION: Swipe down from the Notification bar, then select Auto-rotate icon.
    device 5199/9006229_05.jpg