
People inside Microsoft may be fighting to get rid of Windows 11's Microsoft account requirement during setup, but Microsoft accounts are still important for accessing apps and services. Teams, Edge, Office, and other Microsoft apps require a Microsoft account that allows you to sign in and sync things seamlessly, at least that's how it's supposed to work.
A recent bug in Windows 11 caused an error for some users that blocked sign-in to Microsoft apps. The bug appeared on systems that had installed the March Patch Tuesday updates for Windows 11.