See how the system and apps are using the battery and how much power is being used.
Home screen, swipe up and then find and tap
Show app usage, and then tap an item to check how it's using the battery.
If you see the
Manage battery usage section while viewing battery use details, you can 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
See all... to view the app list. Tap the app you want to check, and then tap
. Then, tap