Make a video call using Messages on Mac
You can start a FaceTime video call in Messages to one or more people who have a Mac, iOS device or iPadOS device that meets these requirements.
In the Messages app
on your Mac, send a message to the person or group you want to start a video call with.To search for contacts and content in conversations, click in the Search field in the top-left corner and enter what youβre looking for. Or choose from the suggested contacts, links, photos and more.
You canβt send a message to or call someone whoβs restricted by communication limits in Screen Time.
Click the Details button
, then click the Video button 
next to the group name or the individualβs name to immediately start the call.If you donβt see the Video button, you may need to sign in to FaceTime. You can choose which audio input device to use in Sound preferences and which camera to use from the FaceTime Video menu.
To start a FaceTime call using a different email address or phone number listed in your friendβs contact card, click and hold the Video button
.
When someone includes you in a Group FaceTime call, you can join the call from the transcript. Just click Join in the FaceTime message bubble. (See Group FaceTime requirements.)
When someone who doesnβt have a camera answers a video call, theyβre represented by a monogram and a sound level meter instead of video.