(adsbygoogle = window.adsbygoogle || []).push({}); I have a PS3 thats on 4.00 firmware, is there CFW for that? Sorry for such a n00b question

No, only for <3.55, why because 3.55 has a broken ECDSA and you can install modded 4.30 firmwAre on it, but in 3.60 the ECDSA got fixed, and its allmost impossible to crack it, if it get cracked much security things besides the ps3 wil have been cracked

nope sorry brooo