From the Home screen, tap Settings.
Tap Battery.
Tap Battery usage.
From this screen, you can view details about how your battery power is being used.
Tap the Back icon.
Select an app to see its usage.
Tap the Back icon.
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!
