During initial system startup:
Select Work or School option. Select Domain Account option. Then you can create a local account without being forced into a Micro$oft online user account.
Learned another new "trick" at work the other day, while powering up a Dell 3000 Thin Client for the first time. You now MUST be connected to the internet to startup the machine. No connection? Tough. No OS for you.
I will be very happy when (if) the developers setup our company DDS app for Linux and we can start ditching Win X and Win X1. Heck, we might be able to put a whole pile of older machines back into service!