See how the system and apps are using the battery and how much power is being used.
Home screen, tap
Battery usage, and then tap an item to check how it's using the battery.
- If you see the Adjust power use 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 .
Tap the app you want to check, and then tap Battery
Note: If the Battery option on the App info screen is grayed out, it means the app is currently not using the battery.