Instruction Manual

Using a headset
Use the accessories provided with your device, or other compatible accessories, for optimal
performance.
Internet and messaging settings
To send text and multimedia messages and to access the Internet, you must have a
mobile data connection and the correct settings. There are different ways to get these
settings:
• For most mobile networks and operators, Internet and messaging settings come pre-
installed on your device. You can then start using the Internet and send messages right
away.
• In some cases you will get the option to download Internet and messaging settings the
first time you turn on your device. It is also possible to download these settings later from
the Settings menu.
• You can manually add and change Internet and network settings on your device at any
time. Contact your service provider for detailed information about Internet and messaging
settings.
If you are using a device with multiple users, only the owner, that is, the primary user, can
download Internet and messaging settings from the Settings menu, but the downloaded
settings are applicable to all users.
To download Internet and messaging settings
1 From your Home screen, tap .
2 Find and tap Settings > Xperia™ > Internet settings.
3 Tap Accept.
To reset the default Internet settings
1 From your Home screen, tap .
2 Tap Settings > More… > Mobile networks.
3 Tap Access Point Names, then press .
4 Tap Reset to default.
Access Point Names (APNs)
An APN is used to establish data connections between your device and the Internet. The
APN defines which type of IP address to use, which security methods to invoke, and
which fixed-end connections to use. Checking the APN is useful when you cannot
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