The PS4 does not possess a native, hardware-level PS3 emulator due to the complexity of the Cell processor. When you play a PS3 game on a PS4 via PlayStation Plus, you are streaming the game from a server cloud, not running a local PKG file.
Use the exFAT file system for your USB/HDD to ensure compatibility with Linux and the PS4.
: Locate the PS4 version of that game in the store to download it for a reduced fee (typically around $10). Authentication ps3 to ps4 pkg install
For those without a jailbroken console, Sony provides official but non-native ways to play these titles:
There is no native way to install and play PS3 files directly on a The PS4 does not possess a native, hardware-level
Once the compilation finishes, you can install the file using the PS4's debug settings.
: Performance is highly variable. While some titles are playable, many suffer from glitches or low frame rates because the PS4 hardware is relatively weak for high-level PS3 emulation. 2. Official Sony Alternatives : Locate the PS4 version of that game
: After booting into Linux, users download the RPCS3 emulator and the latest PS3 system software from the official PlayStation website .
If you meant installing native files (backups or homebrew), follow these steps on a jailbroken console: