See how the system and apps are using the battery and how much power is being used.
Home screen, tap
You'll see how much power is left and about how long it will last.
Tap . Tap
Show full device usage or
Show app usage to toggle between displaying system and app battery consumption.
Tap an item to check how it uses the battery.
If you see the
Manage battery usage section while viewing battery use details, tap the option underneath it to adjust settings that affect battery usage.
Another way to check the battery usage per app is to go to
Settings, and then tap
. Tap the app you want to check, and then tap