From the Settings app, scroll to and tap Display.
Tap Brightness.
Swipe clockwise or counterclockwise around the edge of the screen to raise or lower your watch's brightness.
Reduce your screen brightness to help extend your watch's battery life.
Swipe right from the edge of the screen to return to Display settings.
Scroll to Screen timeout.
Tap Screen timeout.
Select your preferred screen timeout duration.
Decrease the screen timeout to help extend your watch's battery life.
You've completed the steps!
