If you previously purchased it digitally, you can still download it from your "Ready to Install" list on your console.
It is important to note that Forza Horizon 2 was never officially released for ; it was an exclusive title for the Xbox 360 and Xbox One . Any "v2.0" or "Xenon" downloads found online for PC are often illegitimate and can carry significant security risks like malware or viruses .
It looks like you are searching for a download of , specifically a "Xenon" version or repack.
Buying a used copy for Xbox One or Xbox 360.
Additionally, Microsoft the game from the official Microsoft Store in 2018. This means the only safe and legal ways to play it now are: