Users run the setup.exe , install the game, and then copy the contents of the CODEX folder into the game's directory. Key Collectibles and Objectives

The "CODEX" tag identifies this as a standard scene release meant for archival and distribution purposes.

"Outlast 2-CODEX" typically refers to the 2017 release of the survival horror game

The narrative explores extreme religious fanaticism (the Testament of the New Ezekiel cult), childhood trauma, and hallucinations induced by mysterious radio signals. Technical Breakdown: CODEX Release

Typically an ISO image that requires mounting or burning to a disc.