One of the top questions people have about FaceTime is how to place a call, either with the original video call option or with the newer, high-quality-audio option. Straight from Apple, here’s how to make a video or audio call:
How do I make a FaceTime video call?
You can make a FaceTime video call in multiple ways from your iOS device.
Phone: While on a phone call, you can tap the FaceTime icon to invite the other party to a FaceTime video call.
FaceTime: Place a FaceTime video call using your contacts list by tapping the video icon.
Contacts: Tap the FaceTime video icon to place a FaceTime video call to the contact you are viewing.
How do I make a FaceTime audio call?
You can make a FaceTime audio call in multiple ways from your iOS device.
FaceTime: Place a FaceTime audio call using your contacts list by tapping the phone icon.
Contacts: Tap the FaceTime phone icon to place a FaceTime audio call to the contact you are viewing.