To set a data usage warning
1Make sure that you have turned on data traffic.
2 From your Home screen, tap .
3Find and tap Settings > Data usage.
4To set the warning level, drag the lines to the desired values. You receive a warning notification when the amount of data traffic approaches the level you set.
To set a data usage limit
1Make sure that you have turned on data traffic.
2 From your Home screen, tap .
3Find and tap Settings > Data usage.
4Mark the Set mobile data limit checkbox if it is not marked, then tap OK.
5 To set the data usage limit, drag the lines to the desired values.
Once your data usage reaches the set limit, data traffic on your device will be turned off automatically.
To control the data usage of individual applications
1 From your Home screen, tap .
2Find 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, tap View app settings and make the desired changes.
Specific settings for an application may not always be accessible.
The performance of individual applications may be affected if you change the related data usage settings.
To view data transferred via
1 From your Home screen, tap .
2Find and tap Settings > Data usage.
3Tap 
, then mark the Show
4 Tap the
| Selecting mobile networks |
| Your device automatically switches between mobile networks depending on which |
| mobile networks are available in different areas. You can also manually set your |
| device to use a particular mobile network mode, for example, WCDMA or GSM. |
| To select a network type |
1 | Drag the status bar downwards, then tap . |
2 | Find and tap More… > Mobile networks. |
3 | Tap Network Mode. |
4 | Select a network type. |
| To select another network manually |
1 | Drag the status bar downwards, then tap . |
2Find and tap 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.
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