If you trust the source completely, you can bypass this by holding the Control key, clicking the iMovie icon, and selecting Open from the contextual menu. Stale Cache Clearing
When searching for a DMG (Disk Image) file, safety and compatibility are the two most important factors. The App Store Method (Recommended) imovie 1033 dmg best
Once you have safely acquired the DMG file, follow these precise deployment steps: If you trust the source completely, you can