(adsbygoogle = window.adsbygoogle || []).push({}); I need a good pup file to downgrade to 4.66/4.65/3.55 so I can JB my ps3

Are you on CFW or OFW? You can't just downgrade from OFW.

Do you have an E3 Flasher?

I'm on OFW, I don't know how to get CFW

You need an e3 flasher to downgrade your ps3. You must login or register to view this content. Click that link. But first find out what model number you ps3 is. You will find this at the end of the barcode at the back of the system.

The Model Number Is: CECHL04