Need tools: Final Cut Pro, iMovie.
1. First, please open the iMovie application software on your Mac computer and find the video project you want to import into Final Cut Pro.
2. Then, click the file menu at the top of the movie, and then click the option to send the movie to Final Cut Pro.
3. Then, in the Final Cut Pro interface, you can see the video project imported from iMoive.
4. Next, in Final Cut Pro, you can drag the video project imported from iMoive to the video processing window for re-editing.