

You will see your purchases displayed, including iMovie 10. Sign in to the app store and open your purchases folder by clicking on your name at the bottom of the app store side bar. To redownload your iMovie 10, use this easy procedure: drag your iMovie 10 app from the Applications folder into the trash, but do not empty the trash. If none of the above solve it, you can try redownloading iMovie. You can create a new user account from System Preferences/Users and Groups. You can get Handbrake here:Īnother thing that you can try is to open iMovie in a new user account, and see if iMovie works correctly there. Try a test clip and see if you can convert and export it. In case the media is the problem, you can also try re-encoding the clips to H.264, Mp4/AAC with the free download, Handbrake. As mentioned above, your videos from your iPhone 11 Pro might be in the HEVC modern format that could cause a compatibility issue. Some glitch or compatibility issue has happened, and that can occur with any I take it that your system was working just fine until you "suddenly" got this export issue. You should have no trouble running iMovie 10.1.6 with El Capitan. IMovie versions will work on older Macs that are running operating systems compatible with the iMovie version. Then re-export one of your video clips and see if it will share out in an iMovie project.

That format was not compatible with operating systems before Sierra. Possibly your videos were recorded in the HEVC format, that sometimes can cause problems. If you are not able to update/upgrade, you can try redownloading what you have.īefore that, however, try going to your iPhone 11 Pro settings (Settings/Photos/Transfer to Mac or PC) and set the export to Automatic, that will export at a more compatible format. You didn't mention the age or specs of your computer.
