With the help of WiFi calling, you can easily make phone calls with the help of WiFi-only without a SIM card. And just like a normal phone call, your name will be shown on another device when you call another number. But your phone must be supported wifi calling feature to use it. Oppo A77 also supports this feature. So let’s find out more about it.
Oppo A77 Support Wifi Calling
Yes, Oppo A77 has wifi calling feature. You can call by using this feature without any SIM Card. To make WiFi calls, you do not need to download any third-party application on your mobile. This functionality is available on your phone settings. You have to enable this setting, and then you will be able to make a wifi phone call.
