Forza Horizon 4 Update 1.465.282 - 1.478.564 -e... May 2026

| Metric | Build 1.465.282 | Build 1.478.564 | Improvement | | :--- | :--- | :--- | :--- | | | 72 fps | 84 fps | +16% | | 1% Low FPS (Lego Valley) | 38 fps | 62 fps | +63% | | Load Time (Main Menu to Freeroam) | 34 seconds | 28 seconds | -18% | | VRAM Usage (1440p Extreme) | 7.9 GB | 6.1 GB | -23% |

Published by: Horizon Garage Reports Patch Type: Cumulative Hotfix & Stability Rollup File Size: Approx. 2.1 GB (PC) / 1.8 GB (Xbox) Forza Horizon 4 update 1.465.282 - 1.478.564 -E...

Here is everything you need to know about the transition from build to 1.478.564 . The State of Play Before 1.478.564 Build 1.465.282 was a double-edged sword. Released to facilitate the "Horizon Retrowave" series update, it introduced the Mitsubishi Eclipse GSX and a handful of retro synthwave radio tracks. However, under the hood, the update introduced a memory leak tied specifically to the game’s dynamic weather system (specifically the transition from Autumn to Winter). | Metric | Build 1