If you are looking for the most recent official improvements, the latest major update is Patch 1.30 , released on March 24, 2026. New Feature: Power Saver Support
If you are seeing a standalone file named something like horizon_forbidden_west_update_1037_1580.exe on a third-party site, . horizon forbidden west update 1037 1580exe work
The primary "work" performed by this update centered on visual fidelity and frame-rate stability: AMD FSR 3.1 Integration : Introduced advanced upscaling and Frame Generation If you are looking for the most recent
Horizon Forbidden West : Optimizing Your Experience with Update 1.0.37.0 (Build 1580.exe) released on March 24
If your game crashes post-update, . Sometimes the old .exe settings conflict with the new optimizations. Deleting the Saved folder in %LOCALAPPDATA%\Horizon Forbidden West allows the new executable to regenerate fresh, stable config files (though backup your saves first!).