Could you clarify if you are looking for a , a story segment , or a gameplay guide ?

If you are referring to a missing (like a specific .rar or .bin part) for the CODEX installer, you would typically need to re-verify your download via the original source or a torrent client to identify and redownload the corrupted or missing segment.

If you are looking for technical details or a "piece" of information regarding the game's mechanics or setup, here is what is most commonly sought for this specific title:

Note that the game does not have autosave . You must manually save at designated tables found within the ruins .