For all your firmware needs and to ensure you have the latest and most secure version, always rely on the official Sony PlayStation support page or reputable, well-documented community wikis.
Open the storage drive on your computer.
: For modders, the PUP file is used for "downgrading." Tools like allow users to use a specific version of PSP2UPDAT.PUP
, which hosts the final firmware update file required for PlayStation Vita and PlayStation TV consoles.