If you have previously "purchased" (downloaded) iMovie with your Apple ID, you can trigger a download of the last compatible version for your current OS: on your Mac.
Before risking a sketchy third-party download, you should try Apple's official method for acquiring older, compatible versions of software you have previously owned. Method 1: The Mac App Store "Purchased" Trick imovie 10.2.5 dmg download
Unverified DMG files may be corrupted, leading to frequent application crashes or system-wide lag. If you have previously "purchased" (downloaded) iMovie with
Remember: Apple has made iMovie free for a reason. They want you to use the latest secure version. But for those clinging to a trusty 2014 MacBook Air running Mojave, iMovie 10.2.5 is a perfect, stable companion. iMovie 10.2.5 is a perfect