To make the clip shorter, drag the edge of the clip toward the center of the clip.To make the clip longer, drag the edge of the clip away from the center of the clip.The arrows indicate which directions you can trim the clip: In the timeline, hover your pointer over the beginning or end of the clip that you want to trim until your pointer becomes the clip trim tool.When you zoom in, you can see more detail in the clip, which can make it easier to edit. To zoom in on the clip, choose View > Zoom In, or press CommandвЂ“Plus sign (+) or pinch the trackpad.After you add video clips and photos to the timeline of your project, you can make a clip longer or shorter, change the sequence of clips, or split a clip into two separate clips.You can also drag clips into the timeline from the Finder and from the Desktop of your Mac: To start creating your movie, drag clips from the iMovie browser to the timeline of your project.You can also import video clips, photos, and other media located on your Mac's hard drive or cloud storage: After creating your project, add clips from events in the Libraries list, or add video clips and photos from the My Media tab:.You can also click Trailer to use built-in templates to create a trailer with your own videos and photos.

Your new project opens, showing the browser, the viewer, and the timeline. If you're currently editing a movie, click the Projects button in the toolbar, then click Projects again to open the Projects browser. In the Projects browser, click Create New.Open iMovie located in /Applications/iMovie.

Imovie mac video editor