Selecting Mobile Networks - Sony SGP321 User Manual

To set a data usage warning
1
Make sure cellular data traffic is turned on.
2
From your Home screen, tap
3 Find and tap Settings > Data usage.
4
To set the warning level, drag the warning line to the desired value. You receive a
warning notification when the amount of data traffic approaches the level you set.
To set a cellular data usage limit
1
Make sure cellular data traffic is turned on.
2
From your Home screen, tap
3 Find and tap Settings > Data usage.
4 Mark the Set mobile data limit checkbox if it is not marked, then tap OK.
5
To set the cellular data usage limit, drag the corresponding line to the desired
value.
Once your cellular data usage reaches the set limit, cellular data traffic on your device gets
turned off automatically.
To control the cellular data usage of individual applications
1
From your Home screen, tap
2 Find and tap Settings > Data usage.
3
Find and tap the desired application.
4 Mark the Restrict background data checkbox.
5 To access more specific settings for the application (if available), tap View app
settings and make the desired changes.
The performance of individual applications may be affected if you change the related data
usage settings.
To view data transferred via Wi-Fi®
1
From your Home screen, tap
2 Find and tap Settings > Data usage.
3 Tap , then mark the Show Wi-Fi usage checkbox if it is not marked.
4 Tap the Wi-Fi tab.

Selecting mobile networks

Your device automatically switches between mobile networks depending on which
mobile networks are available where you are. You can also manually set your device to
use a particular mobile network mode, for example, WCDMA or GSM.
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 your Home screen, tap
2 Find and tap Settings > More... > Mobile networks > Service providers.
3 Tap Search mode > Manual.
4
Select 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
1
From your Home screen, tap
2 Find and tap Settings > More... > Mobile networks > Service providers.
3 Tap Search mode > Automatic.
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