Even if you somehow got your hands on a legitimate, virus-free PKG file containing a Super Mario 64 ROM and an emulator, you cannot play it on a standard, retail PS4.
Out of the box, the PS4 operating system is a "walled garden." It is designed strictly to run software digitally signed by Sony. If you attempt to install a PKG file that Sony has not authorized, the console will simply throw an error code and refuse to install it.
To run unauthorized PKG files (like emulators), a PS4 must be jailbroken (or exploited). super mario 64 pkg ps4
Super Mario 64 is a Nintendo property. It was never officially released for PS4. Any “PKG PS4” version is a fan-made port or an emulator wrapper, often using the PC reverse-engineered version (SM64EX) converted to a PS4 PKG.
This requires a jailbroken PS4 (firmware ≤ 9.00 usually) to install and run. It is not legal in most jurisdictions unless you dump your own N64 cartridge.
If you’ve accepted the risks (jailbreak required) and own a legitimate copy of the original game, here are the three most reliable ways to play Mario on your PlayStation 4. Even if you somehow got your hands on
If you are part of the tiny minority with a jailbroken PS4 on firmware 9.00, you can play Super Mario 64. You would do this by installing a PKG file of RetroArch (a popular frontend for emulators) loaded with the N64 core, and then providing your own legally dumped ROM of Super Mario 64.
But what about the 99% of PS4 owners who have a standard, updated console? Here are your actual options: If you’ve accepted the risks (jailbreak required) and
When using the decompiled native port:
Emulator‑wrapped versions may have input lag or audio glitches.