If you own a legitimate copy, update directly through your storefront to the latest version (≥ 1.488.x). If you are examining an “e work” repack for archival or offline modding research, apply 1.478.564.2 over 1.466.528.2 in sequence, and back up your save file first.
The "update 1.465.282 to 1.478.564" is often cited as a solution for: forza horizon 4 update 1465282 1478564 e work
FH4 Release Notes: Series 33 March 9th, 2021 - Forza Support If you own a legitimate copy, update directly
1.465.282.0 Release Date: Late November 2024 (Rolling release) Platforms: Steam, Microsoft Store (PC), Xbox Series X|S If you own a legitimate copy