To successfully implement a Forza Horizon 5 Save 100 Codex file, you must first locate your specific save directory. For the Codex release, this is usually found within the SystemDrive (C:), under Users, your username, AppData, Roaming, and finally the Goldberg SteamEmu or Codex folder. Before moving any new files, it is vital to create a backup of your existing "Remote" folder. If the game fails to recognize the new save, it is often due to a mismatch between the Account ID in the save file and the one listed in your emulator's configuration settings.
If you have a legitimately owned copy of the game, do not attempt this. For those with a cracked copy who want to replace their save: Forza Horizon 5 Save 100 Codex -