How to do WiFi Calling in Android-
To turn on WiFi Calling in Android Smartphone, you have to go to Settings. Here you have to go to WiFi. After going here, you will see many WiFi connections. Here you will also see the option of WiFi Calling. After going to this option, you have to turn it on. Once enabled, you can easily make calls.
How to do WiFi Calling in iPhone?
WiFi Calling option in iPhone is a little different. To make a call, you have to go to Settings. After going here, you have to go to the option of Mobile Data. After going here you will see many options. In the middle of these options, the option of WiFi Calling will be seen. After going to this option, you will see two options On and Off. After turning on this option, you will be able to do WiFi calling easily.