Originally Posted by chris_j11
currently in 3.55Kmeaw
First backup the following folders just to be safe:
and then enable QA flag following this guide
This is because once you update you cannot enable QA flag so you must do it before updating.
Then follow the instructions on the video on this post and go from 3.55kmeaw to 4.30 Rebug (or Rogero)
Make sure to check the downloaded update file (.pup) with the following checking tool from trusted PS3HAX member.