With the green-screen effect in iMovie, you can superimpose a video clip over a background video clip, photo, or other image. First, record your subject in front of a green or blue screen. Next, add that clip above the background clip in the iMovie timeline.
Watch this video to learn how to use greenscreen in iMovie. Apple recently updated iMovie to make this available to everyone, and it is really easy to use if you know how to use it.
As part of Apple’s iOS 13 update, you can now use green screen in iMovie on your mobile device, making your phone’s video editing capabilities competitive with other video editing...