The PS4 runs on an x86-64 architecture (similar to a PC). The Nintendo Switch runs on an ARM architecture (similar to a smartphone) with a custom Nvidia GPU. You cannot simply take a Switch game (NSP/XCI file), rename it to PKG, and expect it to work. The PS4’s operating system (Orbis OS) has no native driver to read Nintendo’s executable code. It would be like trying to play a vinyl record on a CD player.
The most prominent way to play Mario on PS4 is through a . Unlike emulation, this port runs directly on the PS4's hardware using the game's decompiled source code. super mario ps4 pkg