To switch Huawei to card 2 to make a call, first enter the mobile phone settings, find the mobile network option in the settings, and click the SIM card management option. Enter the SIM card management page, click the default dial-up card option, and then continue to click card 2 to set it as dial-up card 2. After setting, you can directly use card 2 to make calls.
Method of calling Huawei switching card 2
1. Open the mobile phone, enter the main page of the screen, find the settings, and click enter.
2. Find the mobile network option in settings and click SIM card management option.
3. After entering the SIM card management page, click the default dial-up card option.
4. Click card 2 to set the dialing to card 2. After setting, you can directly use card 2 to make a call. （HuaWeiZenMeQieHuanKa2DaDianHua）