Some repacks might strip components that third-party plugins (like MotionVFX or Waves) rely on.
The primary driver is . While the Mac App Store is the official channel, many professional editors prefer having a standalone .dmg file for several reasons:
Improved responsiveness when dragging clips in the timeline, particularly for complex projects with high track counts.
Final Cut Pro 10.6.10: Performance, Precision, and Why the "Repack" Craze is Growing