Just finished testing the latest build for Forza Horizon 4 Ultimate Edition (v1.0.478.564.0) and I can confirm it is fully verified.
The Ultimate Edition isn't just the base game; it’s the definitive package of the Horizon festival in Britain. Choosing this edition gives you access to a massive library of content that would otherwise take years to accumulate through standard gameplay or separate purchases. Key Content Included: forzahorizon4ultimateeditionv14785640p verified