Sony MT25i Cell Phone User Manual


 
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 synchronisation 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
Network settings
Your phone automatically switches between networks depending on available
networks over different locations. Initially, your phone is configured to use the fastest
mobile network mode available for data. But you can configure your phone manually
to use only a slower 2G network mode for data, to extend the life of your battery
between charges. You can also configure your phone to access a different set of
network modes entirely, or to behave in special ways when roaming.
To select a network mode
1
From your Home screen, tap .
2
Find and tap Settings > More… > Mobile networks.
3
Tap Network Mode.
4
Select a network mode.
To select another network manually
1
From the Home screen, tap .
2
Find and tap Settings > More… > Mobile networks > Network operators.
3
Tap Search mode.
4
When a popup window appears, tap Manual.
5
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 > Network operators.
3
Tap Search mode.
4
Tap Automatic.
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