How do you hook up a camera on iMovie?

To hook up a camera on iMovie, connect your camera to your computer using a USB cable or insert the memory card into the card reader. Open iMovie and select "Import Media" from the File menu. Your camera or memory card should appear in the import window; select it to view the available footage. Finally, choose the clips you want to import and click "Import Selected" to add them to your iMovie project.