Change the brightness, display time out, and orientation.
INSTRUCTIONS & INFO
ADJUST BRIGHTNESS: Swipe down from the Notification bar with two fingers, then drag the Brightness slider left or right to adjust the brightness manually. Note: Alternatively, swipe down from the Notification bar then select the Settings icon > select Display > select Brightness level > drag the Brightness slider to adjust the screen brightness manually. Select the Adaptive brightness switch to adjust the screen brightness automatically.
ADJUST SCREEN TIMEOUT: Swipe down from the Notification bar > select the Settings icon > Display > Sleep > desired timeout option.
LOCK/UNLOCK SCREEN ROTATION: Swipe down from the Notification bar, then select the Auto-rotate icon.