Sony Xperia M5, Troubleshooting Manual, Page: 8 / 11

5. From your Home screen, tap .
6. Find and tap Settings > Apps.
7. Select an application and review its battery consumption under Battery usage.

Close and exit applications that you are not using.

Lower the screen brightness level.
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To adjust the screen brightness
1. From your Home screen, tap .
2. Find and tap Settings > Display > Brightness level.
3. Drag the slider to adjust the brightness.

Turn off your device or activate Airplane mode if you are in an area with no network
coverage. Otherwise, your device repeatedly scans for available networks, and this
consumes power.
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To turn on Airplane mode
1. From your Home screen, tap .
2. Find and tap Settings.
3. Drag the slider beside Airplane mode to the right.

Use an original headset from Sony to listen to music. A headset consumes less battery
power than the device's loudspeakers.

Disable any live wallpaper.

Update your device to ensure that you have optimal performance and the latest
enhancements.
Read more about how to update and find latest software version.

Perform a factory data reset. This is sometimes the best solution if your device stops
functioning properly, but note that it will delete all personal content saved on the
internal memory of your device. Make sure to back up data that you want to keep.
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To back up your data using a computer
1. Make sure that Xperia™ Companion for Windows or Mac OS is installed on your
PC or Mac
®
.