i selled my 3ds but they dont want cfw.Huh, that would be a very bad idea. First, why do you want to delete CFW? Gamestop? eBay?
i want to delete CFW from my N3DS. Can i delete the cfw simply formatting from system settings ?
yes xD all want the nintendo switch xDSell it to a different person, with CFW. You might get more money.