Open iMovie and go to File > Open Library > New…
2. Name your library and Save:
3. Click on Create and select Movie
4. Choose a theme if desired, name your movie, and Save.
1. Go to File > Import Media... or click on the import icon in the top left corner of the screen to import any video, sound or images:
2. Drag your media down to the timeline in the desired sequence. You can preview the media before you add it to the timeline by hovering over any clip and clicking the spacebar. You can also select specific parts of the media to drag down by using the yellow handles to drag the selection into the timeline: