firmware 4.00

[nintendog]

hi guys im looking to put multiman on my ps3 and jailbreak im a bit unsure as to what jailbreak is and the perpose of it so any info would be greatfull and how do i install this software to the ps3 as plus im trying to change the theme but its not registring on the sd card for some reason hope u guys can help as im doing my fruit doing this

[Bann32]

Your post is a little vague...

Is your PS3 modded already? If so with which version?

Why are you using a SD Card, if you have a USB Drive use that, ive never had any problems using one.

[nintendog]

its not modded its standard its on version 4.00 and its a fat ps3 im using an sd card on a sd card reader usb