4 GB minimum (8 GB recommended for 4K editing and 3D titles)
Have a legitimate use case for older versions (e.g., plugin compatibility)? Let me know in the comments—there are safe ways to archive your own purchased software. Final-Cut-Pro-10.5.4-MAS.dmg
Because Final Cut Pro 10.5.4 is an older release, checking your hardware and operating system compatibility before attempting installation is vital. Requirement Specification macOS 11.5.1 (Big Sur) or later Memory (RAM) 4 GB minimum (8 GB recommended for 4K
Version 10.5.4 was the polished, reliable version of an already exceptional video editor. Final-Cut-Pro-10.5.4-MAS.dmg