There is no BIOS selection. For :
For the , modern emulators (like Vita3K , the only working Vita emulator for PC) do require a BIOS or system files, but they are not called a "BIOS" in the traditional sense. Instead, Vita3K requires a "Firmware" (FW) file (specifically PSP2UPDAT.PUP ). ps vita bios best
You will never find a single file named PSVITA.BIN because it does not exist. The "best" solution is installed directly through the Vita3K emulator . There is no BIOS selection