Battery; Checking Battery Usage - HTC One M8 User Manual

Battery

Displaying the battery percentage
You can check the percentage of remaining battery power right from the
status bar.
1. Go to Settings, and then tap Power.
2. Select Show battery level.

Checking battery usage

See a ranking list of apps that are using the battery. You can also see how
much and how long the battery has been used for each app.
1. Go to Settings, and then tap Power.
2. Tap Battery usage, and then tap an app to check how it's using the
battery. You'll see how much battery power is used by resources
such as the CPU for the app and other use details.
If you see buttons while viewing an app's battery use details, you
can tap them to adjust settings that affect battery usage, stop the
app, and more.
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