TheOfficialFloW / update365 (GitHub) : Used specifically to update/reinstall FW 3.65 for permanent Enso CFW. How to Install PSP2UPDAT.PUP on PS Vita
Before proceeding, I must emphasize that downloading and installing unofficial software or updates can potentially harm your device or compromise its security. It's essential to exercise caution when exploring custom updates or homebrew software.
If you are following a specific CFW guide that requires you to manually inject a PUP file, you generally have two sources:
Do not download the file from a website. Update directly through the Vita settings: psp2updatpup new download
There are two primary ways to install a PSP2UPDAT.PUP file manually: 1. Manual Official Update
Using a computer, create a folder named "PSVITA" on the USB flash drive. Inside that folder, create another folder named "UPDATE". PlayStation
is an open-source, custom Content Manager Assistant (CMA). It acts as a bridge between your Vita and PC, but unlike the official CMA, it gives you control and works offline. TheOfficialFloW / update365 (GitHub) : Used specifically to
Official PlayStation update (recommended)
If you require an older firmware version (such as 3.60 or 3.65) for homebrew optimization, Sony no longer provides these downloads. You must rely on trusted community archives, such as PlayStation Dev Wikis or specialized GitHub repositories dedicated to Vita preservation.
For those wanting to revert from 3.74 to 3.60: This process is not for beginners. You need to install via h-encore first. Then: If you are following a specific CFW guide
Updating or modifying your PS Vita firmware carries risks. Always back up your data via Sony Content Manager Assistant (CMA) or QCMA before proceeding. This article is for educational and legitimate firmware restoration purposes only.
http://gs.ww.np.dl.playstation.net/psp2/update/psp2-updatelist/psp2-updatelist.xml