A standard movie ISO and a PS4 ISO are not interchangeable. The PS4 uses a proprietary file system and encryption layers handled by secondary custom chips. To run a backup on a PS4 system, the console typically requires specific firmware versions that allow for "homebrew" or unofficial software execution. The Legal and Ethical Landscape
These files allow for convenient storage, library management, and access to games without needing to insert physical discs every time you play. ps4iso