To use it, you typically copy the contents of the CODEX folder from the update package into the game's main installation directory, overwriting the existing files. Important Warning

The CODEX group, a well-known entity in the gaming cracking scene, released a cracked version of Resident Evil 2 shortly after its official launch. While the cracked version allowed players to experience the game without purchasing it, it also introduced several issues, including performance problems, crashes, and instability. In response, gamers and developers began working on a crackfix to address these issues.