Originally posted by gomomo11
Don't listen to those people, they know nothing. I do jailbreak service and installing habob 4.66 without downgrading and without even disabling the spoof will work just fine and save you time and trouble.
If you have QA Flag activated you will not have problem installing CFW from Recovery Menu. If you haven't QA Flag activated and you update from a CFW less than 4.66 with spoof activated you will risk to brick the ps3.