Originally posted by Thomas
I am stuck on Rogero 3.55 downgrader and don't know what to do? Tried a lot of cfw's but none work, my ps3 says data is corrupted. Please Reply with any suggestions.
I had this same issue. Find a 3.55 OFW Update file and install that. It should work. From there, install Kmeaw's 3.55 CFW. QA Flag, then install any 4.x CFW you would like.