Since FAT32 has a 4GB file limit, many game PKGs are larger. You cannot put them on a standard USB.
In the homebrew world, PKGs are used to install retail games, indie titles, emulators, and tools like multiMAN or Irisman. What are PS3 RAP Files? Ps3 Pkg And Rap Files
The go-to solution for SuperSlim and later Slim models that cannot run CFW. How to Install PKG and RAP Files Since FAT32 has a 4GB file limit, many game PKGs are larger
On a stock PS3, when you buy a game, the console downloads two things: when you buy a game
PKG files are essentially installers that contain the digital data for games, updates, or homebrew applications. Installation: On the PS3 XMB, navigate to Package Manager Install Package Files Storage Requirements: