(adsbygoogle = window.adsbygoogle || []).push({}); Someone please help me out, I want to get back to 3.55 from ps3ita 4.50 dex and I put the PS3UPDAT.PUP in ps3'folder-to update and put it in there and I go to install in recovery mode and it shows no update was found, please install versions 3.20 or later, but I have the 3.55 downgraded on my USB???? Someone's please help

3.55 Dex Downgrader ?