Sony Xperia M2 D2303 Guide De L'utilisateur page 246

Updating your device using a computer
You can download and install software updates on your device using a computer
with an Internet connection. You need a USB cable and a PC or an Apple
computer running the Xperia™ Companion software.
If you don't have the Xperia™ Companion software installed on the relevant computer,
connect your device to the computer using a USB cable and follow the on-screen installation
instructions.
To update your device using a computer
1
Make sure you have the Xperia™ Companion software installed on your PC or
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Apple Mac computer.
2
Using a USB cable, connect your device to the computer.
3
Computer: Launch the Xperia™ Companion software. After a few moments, the
computer detects your device and searches for new software.
4
Computer: If a new software update is detected, a popup window appears.
Follow the on-screen instructions to run the relevant software updates.
When you connect the device to the computer via a USB cable, you are prompted to install the
software, or cancel, unless you have previously selected Do not show again .
Finding a lost device
If you have a Google™ account, the my Xperia web service can help you locate and
secure your device if you ever lose it. You can:
•
Locate your device on a map.
•
Sound an alert even if the device is in silent mode.
•
Remotely lock the device and make the device display your contact information to
anyone who finds it.
•
As a last resort, remotely clear the internal and external memory of the device.
The my Xperia service may not be available in all countries/regions.
To activate the my Xperia service
1
From your Home screen, tap
2 Find and tap Settings > Security > Protection by my Xperia > Activate.
3 Mark the checkbox, then tap Accept.
4
If prompted, sign in to your Sony Entertainment Network account, or create a
new one if you don't have one.
5
Enable location services on your device if this function is not already enabled.
To verify that the my Xperia service can locate your device, go to
and sign in using either the Google™ account or the Sony Entertainment Network account that
you have set up on your device.
Finding the identification number of your device
Your device has a unique ID (identification) number. In your device, this number is
referred to as the IMEI (International Mobile Equipment Identity). You should keep a
copy of this number. You may require it, for example, when you access the Xperia™
Care support service and need to register your device. Also, if your device is stolen,
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