Unlike older consoles, the PS Vita doesn't use a single "BIOS" file in the traditional sense. Instead, it requires the official system software to function. Understanding PS Vita Emulation Files
In the world of emulation, a BIOS (Basic Input/Output System) is the low-level code that initializes hardware. While the PS Vita has a BootROM, users looking for "BIOS files" are usually actually looking for one of two things: Ps Vita Bios Files Download
If you have legally dumped your files, here are the common names and their uses: Unlike older consoles, the PS Vita doesn't use