Based on the identifier v1.4785640 , this refers to the final updated version of .
This version is highly regarded in the community for its performance optimization. It arrived after years of post-launch patches. Consequently, it resolves many of the memory leaks, crash-to-desktop (CTD) bugs, and stuttering issues that plagued earlier builds on PC. Extended Compatibility
To play Forza Horizon 4 Ultimate Edition, ensure your PC meets the following system requirements: forzahorizon4ultimateeditionv14785640p
Fortune Island : Adds a new rugged map with extreme terrain, lightning storms, and the "Riddles of Fortune" treasure hunt.
This is perhaps the most critical factor regarding this keyword. . Due to expiring music and car licensing agreements, you can no longer buy the game new. Consequently, archived copies—specifically version 1.478.564.0—are how many new players are accessing the world of Horizon Britain in 2026. Based on the identifier v1
: Frame rates are heavily optimized in this version, allowing mid-range graphics cards to easily maintain a locked 60 FPS at 1080p or 1440p resolutions with ultra settings enabled. Gameplay Mechanics: Changing Seasons
Doubles your race credits rewards, grants weekly bonus super wheelspins, and provides exclusive vanity items and emotes. Consequently, it resolves many of the memory leaks,
Before diving into the content, it’s crucial to understand the version number. The official Forza Horizon 4 launched on PC (Microsoft Store/Steam) at version . The update sequence v1.478.564.0 is significant because it represents the final major post-launch update released for the game before Playground Games shifted full support to Forza Horizon 5 .
Note: Running this build on an older Hard Disk Drive (HDD) can cause environmental streaming bugs, where the ground disappears if you drive faster than 200 mph. Troubleshooting Common Version Issues
: Access to the Formula Drift Pack , Best of Bond Pack , and the Car Pass (delivering 42 extra cars).
LEGO® Speed Champions: A full LEGO-themed world with brick cars and a dedicated campaign.