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To select another network manually
1
From the Home screen, tap .
2 Find and tap Settings > More… > Mobile networks.
3 Tap Select SIM card, then select a SIM card that you want to select another
network manually.
4 Tap Service providers.
5 When a pop-up window appears, tap Search mode > Manual.
6 Select a network.
If you select a network manually, your phone will not search for other networks, even if you
move out of range of the manually selected network.
To activate automatic network selection
1
From the Home screen, tap
.
2 Find and tap Settings > More… > Mobile networks.
3 Tap Select SIM card, then select a SIM card for automatic network selection.
4 Tap Service providers.
5 When a pop-up window appears, tap Search mode.
6 Tap Automatic.
Turning off data traffic
You can disable all data connections over 2G/3G networks with your phone to avoid any
unwanted data downloads and synchronizations. Contact your service provider if you
need detailed information about your subscription plan and data traffic costs.
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
1
From your Home screen, tap
.
2 Find and tap Settings > More… > Mobile networks.
3 Unmark the Data enabled checkbox.
Data roaming
Depending on your network operator, it might be possible to allow mobile data
connections via 2G/3G outside of your home network (roaming). Please 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 synchronization requests. Additional
charges may apply for data roaming. Consult your service provider.
To activate data roaming
1
From the Home screen, tap
.
2 Find and tap Settings > More… > Mobile networks.
3 Mark the Data roaming checkbox.
You can’t activate data roaming when data connections have been deactivated
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