To guarantee the game records your progress after swapping, change one minor visual detail (like a window tint or rim colour) and then manually drive into a Player House Festival Site to force a save. Disable "Quick Resume" (Xbox):
to ensure everything loaded correctly before the game syncs with Microsoft servers. Avoid Ranked/Online Leaderboards: Forza Horizon 5 100 Save Game BETTER
If you are on console, Quick Resume can often cause save-syncing errors. It is safer to quit the game completely from the dashboard after a session. 4. Alternative: The Alt-Account Method To guarantee the game records your progress after