Don’t know if your PS3 is downgradable, what’s the lowest firmware it can go or how to find what model you have? Then check this article out.
So with the explosion of the PlayStation 3 scene there have been a plethora of questions pertaining to the PS3 and downgrading. So with that in mind I gathered all the information together in one convenient post that will help you find out the answers!
FAQ
Q.) Can CFW be installed on 4.xx OFW?
A.) NO, you need to DOWNGRADE to 3.55 Firmware. when DEVS FIND A WAY FOR IT TO BE INSTALLED ON A HIGHER FW IT’LL BE ANNOUNCED, PATIENCE.
Q.) Can i Software Downgrade from 4.xx OFW?
A.) NO, THE ONLY WAY RIGHT NOW IS TO use a Hardware Flasher, (E3, Progskeet ECT) IT CAN BE COMPLICATED SO BE CAREFUL.
Q.) Can i brick my PS3 installing a 4.xx CFW?
A.) Yes, bricking CAN OCCUR WHEN ALTERING A CONSOLE OTHER THAN INTENDED. USERS ARE REPORTING BRICKS, IF YOU ATTEMPT READ CAREFULLY AND TAKE YOUR TIME.
Q.) Can i brick my PS3 by downgrading?
A.) YES you can, HOWEVER SOME BRICKS CAN BE REVERSED. IF YOU BRICK YOUR CONSOLE IN ANY WAY, YOU ARE RESPONSIBLE.
How to find a PS3′s Model Number
To locate the model of your PlayStation 3, look on the back of the system and locate the bar code sticker. Underneath the bar code you will see the 11-digit serial number followed by a model number which begins with “CECH”. You can also find the model number by looking on the box. It can be found by looking on the top of the box (the side where the handle is located) and is printed below the contents of whats inside the box.

Newer Models

Older Models
Downgradable Models
These easy, trimmed down charts will help you find out if your PS3 is downgradable and what the lowest firmware that it can be downgraded to. To see the full chart head over to the PS3dev wiki. Remember that 3.55 is the firmware required to install CFW, for now. You can check out the last column to see the min firmware that’s allowed on that console.



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How do I tell which of the CECH 25..B I have?
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there’s a sticker on the bottom of the ps3 that says the date mine says July 2010 witch is the SKU Release Date 7/2010
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Lets just put it this way. If you updated past 3.55 you’r totally f@cked. That’s all this article should say. And if you do have 3.55 then you already know all this and their is no reason to read it.
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You need to learn to read the article as wololo explains here.
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you mean Jd8531
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No, he means as wololo explained to him:
“Not true, this article is about downgrading. It is *exactly* for people who updated past 3.55, but at *some* point were at 3.55″Derp.
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so pretty much all fat models shippped with firmware below 3.55
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It seems like pretty much every console bought in 2011 and 2012 can’t de downgraded (that indeed includes all the fat models)
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Great post mate this will help many people out before buying a flasher on a ps3 that cant be done
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It’s good to no for people who r using hardware flasher to downgrade some people ain’t so lucky to already have cfw. I’ve got 2 one 60gb fat jb and my slim untouched on 4.30. As soon as u can install on higher fw ill jus be using 1. Jus like the psp only need 1. Long live pandora battery!!
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I was lucky. Bought a PS3 Slim J-Model new from Amazon.de and it was shipped with 3.50
I want to flash it this week and try myself on some homebrew. -
Verry usefull guide, thx!
PS3 minverchk tell me I can’t downgrade under 3.60… So, I’m screwed…
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Can some one please tell me how to do a NAND dump.
Every tutorial says start multi man then hit “start and select” this brings me to a window’ish screen what do I do from here?
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Nice article. I don’t own a PS3, but the ‘flash reader’ column means that I can dump the ps3 flash AND ALSO write to it?
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PS3 SLIM
CECH 2001B
DATE DEC 2008Can I still use software or hardware to downgrade?
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y dont you read that post he made at the top and find out lol all the info you need is above
(tip: everthing in red means u can’t) -
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so i have a fat 80gig n a slim 25b1 i was wandeing wich of the two would be better to put downgade on the fats on 3.XX firmware n the slims on 4.30..
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I mean Dec 09
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Thanks, Jd8531!
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i had custom firmware before and updated cuz there was only emulators and the scene looked dead..now im stuck.i can downgrade if i buy a flasher but thats complicated and none of us noobs would like to even try
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So the Slim (CECH-3000B) can be downgraded. So does this mean the Slim (CECH-3001B) can be downgraded or not? I own the Slim model that came in a bundle with the Playstation Move at OFW 4.11if I remember correctly.
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I want to downgrade and ive never used a hacked pa3 before.
i have had psps including the go on cfw before.i just want to know what i can do and if i can rip my on games and blurays directly on to it. im sick and tired of having to change discs.
thanks
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ps3*
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And all of these consoles require hardmods, correct? Or is there a game with a flaw like PS2′s 007 or Xbox’s Splinter Cell, or a flaw in the OS like Wii’s Bannerbomb?
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no if you are on 3.55 or below you just need a jailbreak dongle or 1 of the many psfreedom ports.
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Ah, but any higher and you must hardmod in order to get to 3.55 which then requires a dongle or “port”?
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yes any higher than 3.55 and you need a hardware flasher to downgrade’
ps my earlier statement wasn’t right, because if you are on firmware lower than 3.56 than you can install cfw without the need for dongle/port-
woops I meant if you are on 3.55 you can install cfw without the need for dongle
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usb flasher !!!!!!anyone
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I have a CHECH 2501B made in August 2012 and a CHECH 2501A made in November 2010
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CHECH 2501B made in August 2010* my bad
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Why is a downgraded needed actually? Why not just flash a PS3 that is on OFW 4.25 for example, and flash it directly to CFW 4.25?
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because you need a exploit to install cfw and the exploit was closed after ofw 3.55
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ok greeting, why always same table ?!!
plz update CECH 250-4A 160GB its a 3.56 ofw from factory !!!
so MinVerChek ll say 3.56 last ver to downgrade -
just downgraded my ps3, took forever as I ran into many problems but what a feeling of accomplishment
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wd that shit hard got the rlod from doing it to my previous ps3
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Good for you… !
I’m still waiting the PRIVATE keys…
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I was on 4.31
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if they could make something for 3.60 that would be bad ass maybe the security lower on it than 4.30 cause my ps3 and think many others have the ps3 that comes with 3.60
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goodjob
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verygood
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It is nice to hear about the ps3
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Pingback from OFW 4.31 jailbrake on November 1, 2012 at 4:55 pm
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DO NOT, I REPEAT DO NOT BE FOOLED INTO THINKING THAT NEWER PS3′S CAN NOT HAVE CFW INSTALLED ONTO THEM! I HAVE SEEN IT IN ACTION! There is a big debate as to whether or not releasing to the public as to how to install or not! EVERY KEY HAS BEEN DECRYPTED! Some dev’s wanna keep it to themselves, others wanna wait till the end of the PS3 is near, and others think it should be released to the public but are worried of repercussions from sony! If you don’t believe me, ask yourself one question, how long did the Three Musketeers have the keys in their possession before they released it. Only because they “HAD” to right? All the while letting people think decrypting the key was next to impossible. Do NOT be fooled! It has been done, but is being kept under wraps for the time being.
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how bout super slim?
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damn it, mines a Slim CECH-3003-A, I bought this one preowned at CeX in the hope it was downgradable. Aw well suppose ill have to live with the disappointment.
@wololo….. will us unlucky folk ever be able to mod our PS3. Would something similar to HBL be possible on PS3?
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Pingback from Rogero CFW - Someone help on February 1, 2013 at 2:20 pm
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Pingback from Ps3 n00b on March 1, 2013 at 5:08 am
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Pingback from cech 2501a 4.31 is this downgradeable? on March 11, 2013 at 10:00 pm
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Pingback from Can i jailbreak the new PS3 super slim on March 14, 2013 at 2:22 am
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Please tell me , I have bought ps3 slim from Canada and I checked my ps3 Version 3.72 and serial CF622050339-CECH-3001B . I wanna play 3.55 games from net download and can it be hacked 3.55 . Please help me
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Pingback from Can i hack my ps3? on March 20, 2013 at 6:04 pm
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Pingback from PS3 Slim downgrade from OFW 4.41 ? on May 11, 2013 at 3:15 am

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