(adsbygoogle = window.adsbygoogle || []).push({}); I haven't upgraded to the 3.55 firmware so can i ope the 3.55 and the 3.41 firmware in hex editor and take the data from the 3.41 and paste it over the one in 3.55 then update my ps3 via usb

No, you can't.

No cause sony have signitures for there updates and as soon as you change it. The ps3 recognises the files been changed and will not finish the update when updating to 3.55

Misleading title and been asked/suggested many times before.

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