To control the mobile data usage of individual applications
1From your Home screen, tap .
2Find and tap Settings > Data usage.
3Select a SIM card.
4Find and tap the desired application.
5Mark the Restrict background data checkbox.
6To 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®
1From your Home screen, tap .
2Find and tap Settings > Data usage.
3Tap , then mark the Show Wi-Fi usage checkbox if it is not marked.
4Tap the Wi-Fi tab.
Selecting networks for data traffic
You can select to have both SIM cards in your device handle data traffic, but only
one SIM card can be selected to handle data at any given time. You can select the
SIM card to use for data traffic during the initial setting up of your device, or you can
select it later via the settings menu.
To change the SIM card used for data traffic
1Drag the status bar downwards, then tap .
2Find and tap Dual SIM settings.
3Under SIM card for data traffic, tap the available SIM card, that is, the card that
you want to switch from.
4Select the SIM card that you want to switch to.
For higher data speeds, select the SIM card that supports the fastest mobile network, for
example, 3G or LTE.
Mobile network settings
Your device automatically switches between mobile networks depending on what
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 mode
1From your Home screen, tap .
2Find and tap Settings > More… > Mobile networks.
3Select a SIM card.
4Tap Network Mode.
5Select a network mode.
Your phone supports the concurrent use of one WCDMA network and one GSM network, or
two GSM networks.
To select another network manually
1From your Home screen, tap .
2Find and tap Settings > More… > Mobile networks.
3Select a SIM card.
4Tap Service providers.
5Tap Search mode > Manual.
6Select 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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