@RJR posted:Resets haven't been needed when upgrading since back in the early years of this century. BTW, it is always a good idea yto have all the data---locos, settings, etc---backed up to a computer and kept current.
Yep, I believe it was going from 2.xx to later versions. Of course, I may have the versions wrong, but it was a long time ago. I upgraded a 3xx to 4xx and later 6.1, and never reset anything.