Use FaceTime on your iPhone - Apple Support

Make video or audio calls with FaceTime.

Deregister iMessage on your iPhone or online - Apple Support

Apple iPhone 5s - FaceTime - AT&T

Use FaceTime on Mac - Apple Support

Use iMessage apps in Messages on iPhone - Apple Support

Use Switch Control on your device to control another Apple device - Apple Support

Use Group FaceTime on your iPhone or iPad - Apple Support

Use Reactions, Presenter Overlay, and other effects when videoconferencing on Mac - Apple Support

Use Group FaceTime on your iPhone or iPad - Apple Support

How to use Live Captions in FaceTime on iPhone and iPad

Take great photos and videos - Apple Support

How to set up Assistive Access on your iPhone or iPad

Apple iPhone 6s / 6s Plus - FaceTime - AT&T

View and delete the call history on your iPhone - Apple Support

FaceTime Attention Correction finally arrives with iOS 14, now called Eye Contact, by Wolfgang Bremer