Psp2updatpup
(the PS Vita's development codename) Update. The .PUP extension indicates it is a container file used to update or patch the system software, similar to the .PUP format used by the PlayStation 3. 2. Primary Purposes
use this file to revert a console to an older, more "hackable" firmware version (commonly 3.60 or 3.65). Troubleshooting: file in specific directory paths (e.g., ux0:data/PSP2/UPDATE/ psp2updatpup
: It could also relate to a specific software or system update with a designation or codename like "psp2updatpup." (the PS Vita's development codename) Update