This build hates Nvidia drivers newer than 531.79. Roll back your driver or use DXVK (DirectX to Vulkan wrapper) to bypass the driver issue.
was the last update to add significant new gameplay features: New Game Mode: Super7 High Stakes forza horizon 4 update 1465282 1478564 e high quality
This is where things get confusing. Many users mistakenly think 1478564e is a downgrade from 1465282. It is not. It is an incremental hotfix that addresses 1465282's only two flaws. This build hates Nvidia drivers newer than 531