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To update your device using a computer
1Make sure you have the PC Companion application installed on your PC or the
Sony Bridge for Mac application installed on the Apple® Mac® computer.
2Using a USB cable, connect your device to the computer.
3Computer: Launch the PC Companion application or the Sony Bridge for Mac
application. After a few moments, the computer detects your device and searches for new software.
4Computer: If a new software update is detected, a popup window appears. Follow the
IMEI number
Every device has a unique IMEI (International Mobile Equipment Identity) number. You should keep a copy of this number. If your device is stolen, your network provider can use your IMEI number to stop the device from accessing the network in your country.
To view your IMEI number
•Remove the cover to view your IMEI number.
•Open the phone dialer on your device and enter *#06#.
To view your IMEI number in the device
1 From your Home screen, tap .
2Find and tap Settings > About phone > Status.
3 Scroll to IMEI to view the IMEI number.
Battery and power management
Your device has an embedded battery. You can keep track of your battery consumption and see which applications are using the most power. You can also view an estimate of how much time is left before your battery runs out. The estimated battery time is based on your most recent usage pattern.
To make the battery last longer you can use one or more battery saving modes, which include STAMINA mode, Low battery mode,
To view which applications use the most battery power
1 From your Home screen, tap .
2Find and tap Settings > Power management > Battery usage.
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