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Cred: Zaxis
Kakarato
Evilsperm


PSGrade is now updated with the working USB Dongle Key!


It will give you FACTORY / SERVICE MODE!!!
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You can get it from the git: You must login or register to view this content.

thanks kakarato for the key^^

Update: Thanks to Evilsperm, PSGrade is now ported to many boards!

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UPDATE 4: it is now tested and confirmed: you can jb your ps3 while it is in service mode

So if I'm on 3.55 and I put my PS3 into service Mode I can Jailbreak?

i think fw 3.55 c*ck blocks the downgrade

CorrectaMundo