When you double-click a DMG file, macOS "mounts" it like a virtual thumb drive, revealing the application installer inside. For Final Cut Pro X, the standard installation layout inside the DMG is straightforward:

Warning: Final Cut Pro X is paid software distributed through the Mac App Store. Installing pirated, unofficial, or modified “.dmg” copies risks malware, instability, and license violation. The safest, supported method is the Mac App Store. The steps below assume you have a legitimate license or are installing an App Store purchase; do not use pirated copies.

Final Cut Pro X 10.4.5 for Mac: Enhancements, Performance, and Installation Guide

Building on the 10.4 introduction of color wheels and curves, 10.4.5 refined the responsiveness of these tools, making professional color grading faster and more precise.

4 cycle, such as or advanced color grading ? How to update to Final Cut Pro version 10.4.5 | Mac | FCPX

The search for is a niche but valid one.

: 4GB of RAM (8GB recommended for 4K editing and 360° video).

: Addressed issues that could cause the software to quit unexpectedly when using the Send to Compressor function on systems with high core counts. Fixes for Visuals

Stabilizes the color wheels panel when adjusting HDR clips. Technical Specifications and Compatibility

To run Final Cut Pro 10.4.5, your Mac must meet the following minimum specifications established for the 10.4 release cycle: : macOS High Sierra 10.13.6 or later.

If you are hunting for this specific DMG, you likely want to know what makes 10.4.5 special. While it lacks the AI-powered "Smart Conform" of newer versions, 10.4.5 is a robust workhorse.

⚠️ : This version is compatible with macOS Mojave and Catalina. For newer macOS versions (Ventura/Sonoma/Sequoia), use the latest version from the Mac App Store.

Mastering Final Cut Pro X 10.4.5 on Mac: Features, Performance, and Setup Guide