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Power and storage
management
Battery
Displaying the battery percentage
You can check the percentage of remaining battery power right from the status bar.
1. From the Home screen, tap , and then find and tap Settings.
2. Tap Power.
3. Select Show battery level.
Checking battery usage
See how the system and apps are using the battery and how much power is being used.
1. From the Home screen, tap , and then find and tap Settings.
2. Tap Power.
3. Tap Battery usage, and then tap an item to check how it's using the battery.
4. 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 Settings, and then tap Apps. Tap the app
you want to check, and then tap Battery.
If the Battery option on the App info screen is grayed out, it means the app is currently not using
the battery.
Checking battery history
Check how long you've been using HTC Desire 820 since the last charge. You can also see a chart
that shows how long the screen has been on, and how long you've been using connections like the
mobile network or Wi-Fi.
1. From the Home screen, tap , and then find and tap Settings.
2. Tap Power.
3. Tap History to view battery usage over time.
109 Power and storage management
109


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