• Turn off your device or activate the Airplane mode setting if you are in an area with no
network coverage. Otherwise, your device repeatedly scans for available networks, and
this consumes power.
• Use a Sony original handsfree device to listen to music. Handsfree devices demand less
battery power than your device's own loudspeakers.
• Keep your device in standby mode whenever possible. Standby time refers to the time
during your device is connected to the network and is not being used.
• Disable any live wallpaper.
To access the battery usage menu
1 From your Home screen, tap .
2 Find and tap Settings > Power management > Battery.
To add the Data traffic widget to your Home screen
1 Tap an empty area of your Home screen.
2 Tap .
3 Tap Tools > Mobile data.
To add the Quick settings widget to your Home screen
1 Tap an empty area of your Home screen.
2 Tap > Tools.
3 Select the Quick settings widget.
Using STAMINA mode
Activate the STAMINA mode feature to pause your Wi-Fi® connection, data traffic and
several power consuming applications when your screen is inactive. When STAMINA
mode is active, you can still receive phone calls, and text and multimedia messages. You
can also set up an applications list to allow some applications to keep running when your
screen is inactive. Once the screen becomes active again, all paused functions are
resumed.
To activate STAMINA mode
1 From your Home screen, tap .
2 Find and tap Settings > Power management.
3 Tap next to STAMINA mode, then tap Activate.
To deactivate STAMINA mode
1 From your Home screen, tap .
2 Find and tap Settings > Power management.
3 Tap next to STAMINA mode.
To change the settings for STAMINA mode
1 From your Home screen, tap .
2 Find and tap Settings > Power management.
3 To open the settings menu, tap STAMINA mode.
4 Add or remove applications, as desired.
5 When you're finished, tap Done.
Using the touchscreen
A protective plastic sheet is already attached to the screen of your device when you buy
it. You should peel off this sheet before using the touchscreen. Otherwise, the
touchscreen might not function properly.
When your device is on and left idle for a set period of time, the screen darkens to save
battery power, and locks automatically. This lock prevents unwanted actions on the
touchscreen when you are not using it. You can also set personal locks to protect your
subscription and make sure only you can access content on your device.
The device screen is made from glass. Do not touch the screen if the glass is cracked or
shattered. Avoid trying to repair a damaged screen yourself. Glass screens are sensitive to
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