Setting the default SIM card – Huawei Mate 10

Setting the default SIM card

You can select a default SIM card for outgoing calls.
This feature is only available on dual SIM phones.

1 Open Settings.
2 Touch Dual SIM management.
3 Touch Default calling SIM and select your desired SIM card.

After you have selected the default SIM card, SIM 1 and SIM 2 will no longer be displayed on the
dialer.

Questions about your Huawei Mate 10? Post in the comments!
Huawei Mate 10 Manual [PDF]