From a Home screen, navigate: Apps icon > Settings > Display.
Tap Image enhancement then select an option (e.g., Off, Super-vivid mode, etc.)
Tap Glove mode to turn on or off .
Tap White Balance, slide the color bars left or right to adjust the amount of color then tap Done.
Tap Screen timeout then select an option (e.g., 15 seconds, 30 minutes, etc.).
Tap Smart backlight control then tap Smart backlight control switch to turn on or off.
Smart backlight control keeps the screen on when you are holding the device in your hand. The screen stays lit when you are looking at a photo without touching the screen.
Tap Daydream then tap the Daydream switch to turn on or off.
Enable Daydream to control what happens when the device is docked or charging.