Use the iMovie app or QuickTime Player to "Export" as a 1080p/4K file (which defaults to MP4).
If you found this filename on a public "free download" site, it is likely malware . Download IMG 8566 MOV mp4
Only download files from trusted cloud services you personally use. Use the iMovie app or QuickTime Player to
Search your "Files" app or "Recently Deleted" folder if you can't find it in your main gallery. Download IMG 8566 MOV mp4