How to Enable WiFi Calling On Your iPhone
FaceTime is a free voice and video calling system that comes built on iOS-enabled devices. FaceTime allows users to chat with other iCloud users via WiFi or cellular data. iPhone also has a feature which is called WiFi calling. For those who dont know, WiFi calling is a carrier-driven feature that depends on a technology called SIP/IMS. Its a technology that enables iOS-powered devices to make and receive calls using a WiFi web connection....