PS3 4.31 CFW

Hey! I found a ps3 4.31 cfw and was wondering if anyone has tried it or is it legit. Would it also be possible to upgrade from the original firmware 4.11 to that custom firmware 4.31?
ThaNK YOU IN ADVANCE,
any help will be much appreciated
http://www.ps3news.com/ps3-cfw-mfw/video-ps3-cfw-4-31-v5-0-update-by-team-sgk-is-now-available
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WeeFella
Answer #1
There is one user that should know the answer:
http://www..org/profile.php?mode=viewprofile&u=1344786
pm him or wait till he see your question.
Cheers
Answer #2
Thanks for your response, i will try to forward it to him…..and update this topic with any solution for others who are stuck with the same problem…..
I also found this, apparently it works on any firmware….
http://www.youtube.com/watch?v=RnUJv6H9OQs
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Krypto
Answer #3
…
Please don't double-post, use the edit button instead. Members are allowed to double or triple post only if their previous post has exceeded the maximum characters limit.
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WeeFella
Answer #4
also found this
http://www.hackerscafe.in/2012/10/ps3-custom-firmware-411-jailbreak.html
Please remember that all links must be coded,including, but not limited to:
e-mail addresses, passwords, and internal links.
I've coded the link(s) for you this time - if you don't know how to do it, please check the sticky thread in the helpdesk section.
Krypto
Answer #5
doesnt exist im afraid. the only method available is to downgrade to 3.55 (assuming you have a playstation that was bought with retail firmware 3.55 or less) i always check
http://psx-scene.com
and heres a downgrading guide (you gotta buy things)
http://psx-scene.com/forums/f263/ultimate-fool-proof-guide-ps3-hardware-downgrading-104398/
im suprised nobody mentioned flawlessfrombirth he knows more then me in this i believe.
Answer #6
@
“im suprised nobody mentioned flawlessfrombirth he knows more then me in this i believe.”
Well, I forgot his name Don’t know about others since no one else posted…..
flawlessfrombirth posted one video how to do it before, if I remember…..or it was someone else, but I’m sure it was him.
Answer #7
W0rd