Huawei sets the call wifi connection method
1 We open our Huawei mobile phone, and then find the icon of setting in the mobile phone to enter.
2 Click to enter the Settings, we select the \"wireless and network\" option in the page to enter.
3 In Wireless and Network, we select the \"Mobile network\" option to enter.
4 After entering, we will open the option of \"volte HD call\" in the page.
5 Return to the wireless and network Settings and select Dual-SIM Management.
6 On the dual-card management page, enable the Internet access function during a call.