Originally posted by Dog88Christian
You can do it before or after. So long as you reinstall the FW that's on the system at the time.
Originally posted by triickys
Before downgrading a PS3 to 3.55, would it be possible to change my HDD so I can get more GB or will that mess up the downgrading?
like Christian said you can do it before or after, but i would say do it after your on a cfw, its really just my preference