If the DMG was modified, it may not communicate properly with Apple’s Pro Video Formats. Moving Forward
While Final Cut Pro has evolved significantly since the 10.4.x era, many editors still look for due to its stability on older macOS versions like High Sierra (10.13) and Mojave (10.14). final cut pro x 10.4.5 mac.dmg
Before hunting for a 10.4.5 DMG, ensure your hardware matches the requirements for that specific era of software: macOS 10.13.6 or later. Memory: 4GB RAM (8GB recommended for 4K editing). If the DMG was modified, it may not