office.com/myaccount – In short, an account is a user profile that is necessary for a quick login to Windows OS and company services. Consider all the ways how to create an account and set it up for work.
Over the past few years, users of any product from the company have been regularly asked to create a Live ID account.
This feature differs from the previously used Windows account.
If Live ID combines authorization in all services, then the Windows profile is needed only in order to log into the operating system on a specific computer.