From the Settings app, scroll to Battery.
Tap Battery.
Tap Battery Usage.
From this screen, you can view details about how your battery power is being used.
Swipe from the left or right edge of the screen to go back.
Select an app to see its usage.
Swipe from the left or right edge of the screen to go back.
Tap Battery saver.
Select a mode.
Tap Turn on.
Power saving mode saves battery power by limiting access to certain apps, including the flashlight.
You've completed the steps!
