Configure Dual SIM Settings
Applicable products:
Configure Dual SIM Settings |
If your
phone has two SIM cards inserted, you can set one as the default mobile data SIM and the other as the default calling SIM, or set call forwarding between the two SIM cards.
This feature applies to dual-SIM devices only.
Set a Default Mobile Data and a Default Calling SIM
Go to and set SIM 1 or SIM 2 as the default mobile data or default calling SIM.
Enable Call Forwarding between SIMs
After enabling call forwarding between two SIM cards, incoming calls to an unavailable SIM card will be forwarded to the other one.
Contact the mobile carrier to activate the call waiting and call forwarding services for your SIM card.
Go to
.
Select a call forwarding mode and turn on the corresponding switch. Call forwarding between SIMs is enabled when both switches are on.
Smart Data Switch
If two SIMs are inserted in your device, you can enable Smart data switch. Your
phone will automatically switch the mobile data SIM based on the network quality to optimize your Internet experience.
Go to
and enable Smart data switch.
Set a mobile data limit for the non-default mobile data SIM to avoid excessive data charges.
Once this function is enabled, your
phone will constantly monitor the network status. When the network quality of the default mobile data SIM is poor, the mobile data service will automatically switch to the non-default mobile data SIM. When the network quality of the default mobile data SIM is good, the mobile data service will automatically switch back to the default mobile data SIM.
The two SIM cards must be from different carriers.
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