Originally posted by Nov8
No, This is not possible. because the PS3 firmware is stored in the (nand) or (Flash) the HDD of the PS3 doesnt contain the firmware. when we update it switches to the internal ram of the PS3. making it inpossible to downgrade or Trick as you said..
It's not about learning about the software and it's tweaks it's about learning about how the PS3 System Run's
what i think he is asking is if your ps3 is on a lower fw then can you use the proxy server to, instead of downloading the actualy new fw, download the old. (this was one of the methods that was tried to mod mw2, pkg files)