, making it a "legacy anchor" for users on older Mac hardware. Apple Discussions 1. Key Specifications Release Date: June 17, 2021. File Size: Approximately 2.2 GB to 3.5 GB (varies by source/architecture). Architecture: Universal (Native support for both Apple Silicon M1/M2/M3 chips). Latest OS Support: Officially requires macOS 10.15.6 2. Core Improvements & Feature Set This version primarily focused on stability and reliability rather than new editing tools. Key areas included: iOS Integration: Improved reliability when importing projects created on iMovie for iOS Stability Fixes:

: Advanced users sometimes extract the application from a DMG update package using Terminal commands (like pkgutil --expand ) to force-install the app on unsupported OS versions.