Settings
Data usage
Keep track of your data usage amount and customise the settings for the limitation. On the Settings screen, tap Data usage.
•Mobile data: Set the device to use data connections on any mobile network.
•Set mobile data limit: Set a limit for mobile data usage.
•Background data: Prevent apps that are running in the background from using a mobile data connection.
To change the monthly reset date for the monitoring period, tap 
→Change cycle.
Limiting data usage
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On the Settings screen, tap Data usage and tap the Set mobile data limit switch to activate it.
Drag the limit adjustment bar upwards or downwards to set the limit.
Drag the warning adjustment bar upwards or downwards to set a data usage alert level. The device will alert you when the warning level is reached.
SIM card manager (dual SIM models)
Activate your SIM or USIM cards and customise the SIM card settings. Refer to Using dual SIM or USIM cards (dual SIM models) for more information.
On the Settings screen, tap SIM card manager.
•Voice call: Select a SIM or USIM card for voice calls.
•Text messages: Select a SIM or USIM card for sending messages.
•Data service network: Select a SIM or USIM card for data service.
•Dual SIM always on: Set the device to allow incoming calls from the other SIM or USIM card during a call.
When this feature is enabled, you may incur additional charges for call forwarding depending on the region or service provider.
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