The game has not been ported or announced for mobile devices by Microsoft or Turn 10 Studios.
Aimed at stealing your Microsoft or Google login data. How to Play Forza Horizon 5 on Android Legally
Users searching for and attempting to download "Forza Horizon 5 APK OBB" are exposed to significant risks:
Forza Horizon 5 uses and proprietary Xbox APIs. Android uses Vulkan and OpenGL ES . Converting such a massive game would require years of work, even for Microsoft. They have chosen cloud streaming instead of native porting because:
No. Forza Horizon 5 requires constant server connection for saves, liveries, and the open-world Drivatars. An offline mod would be a broken shell.