Fh5xdeltaupdate15074260to15172530to Patched

, which added the "Horizon Origins" story, Midnight Battles, the "Horizon Mixtape" radio station, and various nostalgic Forza Support Context of "Patched"

The filename indicates this is a "Delta Update"—a patch that only contains the changes between two specific versions of the game—rather than a full re-download of the entire game. The inclusion of the word "patched" suggests this file has been modified by the gaming community, typically to bypass digital rights management (DRM) or to fix compatibility issues for users not using the official launcher. fh5xdeltaupdate15074260to15172530to patched

xdelta3 -d -s ForzaHorizon5.exe fh5.15074260.to.15172530.exe.xdelta ForzaHorizon5_patched.exe , which added the "Horizon Origins" story, Midnight