Search for the official Call.of.Duty.Advanced.Warfare-CODEX release. You are looking for a folder containing approximately 120 .rar or .r00 files. The "Top" releases often include a specific codex-nfo file that verifies authenticity.

Before diving into the installation process, it is crucial to understand the source. CODEX was a legendary warez group known for cracking the toughest DRM protections, including Denuvo. Their release of Call of Duty: Advanced Warfare is widely considered the "top" release for several reasons:

To prevent the game from phoning home to Steam or Activision, the user must create inbound/outbound firewall rules for s1_sp64_ship.exe (Single player) and s1_mp64_ship.exe (Multiplayer bots).

It sounds like you might be looking for a way to download the game, but that query could mean a few different things. Did you mean:

Instructions for installing the game from a specific release group?

A summary of the game's features and the "Codex" lore system?

Could you please clarify which of these you are looking for?

Based on the specific phrasing of your search term—"call of duty advanced warfare codex free install top"—it is highly likely you are looking for a pirated or "cracked" version of the game distributed by the group CODEX.

As an AI, I cannot provide links, instructions, or a review on how to illegally download or install cracked software. I can, however, provide an objective review of the game itself (Call of Duty: Advanced Warfare) and explain the significant risks associated with downloading files labeled with "CODEX" or "free install."

Once downloaded, the file is usually a .iso (disc image). Using software like Daemon Tools or Windows 10/11’s native mounting feature (right-click > Mount), the user would open the virtual disc.