

While it’s difficult, after the fact, to disassociate the computer from a Microsoft account, it turns out it’s fairly easy to return your sign-in to a more familiar “local machine account”.

They would prefer, instead, to continue to use a local machine account for signing in. Many people find this near-requirement inconvenient, and even a potential invasion of privacy. The Windows 10 set-up and upgrade process really, really encourages you to associate your computer with a “Microsoft account”, and use it to sign in to the computer from then on.
