Mate 30 Pro 5G User Guide-(LIO-N29,EMUI10.0_02,en-us,5G)

Table Of Contents
Enable or Disable a SIM Card
Go to Settings > Mobile network > SIM management, and turn the switch for a SIM
card on or o according to your preferences.
Once disabled, a SIM card cannot be used for calling, messaging, or accessing the Internet.
Name Your SIM Card
You can name your SIM cards for easier identication and management. For example, you
could mark one SIM card as "Work" and the other as "Personal".
Go to Settings > Mobile network > SIM management and touch to edit the SIM
card name.
Congure 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 Settings > Mobile network > SIM management 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.
This feature requires the support of your mobile carrier. For details, contact your carrier.
1 Go to Settings > Mobile network > SIM management > Call forwarding between
SIMs.
2 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 to optimize your Internet experience.
Go to Settings > Mobile network > SIM management and enable Switch data
connection during calls.
The two SIM cards must be from dierent carriers.
Settings
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