Please clarify which of these topics you are looking for so I can provide the correct guide or steps. Save 50% on Forza Horizon 5 on Steam

Because the request lacks a clear, specific intention, it could be referring to a few different topics:

or installation instructions for the PC and Xbox versions. PC system requirements needed to run the game.

The query you provided appears to be an incomplete search string regarding the download and pre-load files of originally posted around mid-October 2021.