If a PKG fails to launch (e.g., infinite loading), users often convert the game to ISO format or ensure it is placed in the dev_hdd0/GAMES or dev_hdd0/PS3ISO directory. Installation Report & Best Practices

Every PKG file requires a corresponding .RAP license file to activate and run on the console. Installation Guide for PS3 and Emulators

On original PS3, the PKG installer extracts files to /dev_hdd0/game/NPUB30414/ . Save data is stored separately. The game performs a mandatory 8 GB “install” to the HDD even from PKG, creating cached data in /dev_hdd0/game/BLUS30127USR/ .