Use a USB flash drive formatted to FAT32 for files under 4GB. For files larger than 4GB, you will need an NTFS or exFAT drive and additional tools like ManaGunZ or Irisman .
Most game PKGs require a license file called a .rap file to run. Method 1: Installing via USB (Files Under 4GB)
Your PS3 must have PS3HEN or a CFW like Evilnat installed to access the "Package Manager" menu.
Installing games on your PlayStation 3 Go to product viewer dialog for this item.