They always remind you to back your files, and it’s good advice. I don’t have anythinng important so it’s not a big deal, but I think it’s good advice to follow if you have anything important. I’m running it, I believe I’ve been running it for a couple months can’t remember exctly when I installed it. IMHO there is more Danger in not being updated than updating to a poor update.
I’m running it on 3 computers no issues.
Though the rumors says that service pack 3 still does not improve shallow water transducer preformance….. A little lowrance humor, you can forget about this last paragraph.