i just downgraded to 4.11 official dex firmware nothing special just put 4.11 on usb plug in downgrade now going to downgrade to 3.55 using regero's pup if that doesn't work will try the 3.55 special downgrade pup will post results when done
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alright after i downgraded to 4.11 i used this pup
http://www.ps3devwiki.com/files/firm...r/PS3UPDAT.PUP
and downgraded to 3.55 now i'm installing regero's firmware :D happy