Sony LT28h, LT28i manual Turning off data traffic, Data roaming

To select another network manually

1From the Home screen, tap .

2Find and tap Settings > More… > Mobile networks > Service providers.

3Tap Search mode > Manual.

4Select a network.

If you select a network manually, your device will not search for other networks, even if you move out of range of the manually selected network.

To activate automatic network selection

1From the Home screen, tap .

2Find and tap Settings > More… > Mobile networks > Service providers.

3When a pop-up window appears, tap Search mode.

4Tap Automatic.

Turning off data traffic

You can disable all data connections over mobile networks to avoid any unwanted data downloads and synchronisations. Contact your network operator if you need detailed information about your subscription plan and data traffic charges.

When data traffic is turned off, you can still use Wi-Fi® and Bluetooth™ connections. You can also send and receive multimedia messages.

To turn off all data traffic

1From your Home screen, tap .

2Find and tap Settings > More… > Mobile networks.

3Unmark the Mobile data traffic checkbox.

Data roaming

Some network operators allow mobile data connections via mobile networks when you are outside of your home network (roaming). Note that data transmission charges may apply. Contact your network operator for more information.

Applications may sometimes use the Internet connection in your home network without any notification, for example, when sending search and synchronisation requests. Additional charges may apply when such Internet connections are established while you are roaming. Consult your network operator for more information.

To activate data roaming

1From the Home screen, tap .

2Find and tap Settings > More… > Mobile networks.

3Mark the Data roaming checkbox.

You can’t activate data roaming when data connections have been deactivated.

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