If you cannot sign into Edge with a Microsoft account, remove your account from Microsoft Authenticator and try again. More suggestions here.

you have a Microsoft account that you use to log in to them. Since your data can be confidential and sensitive, you don't want it to fall into the wrong hands or lose access to your account. So, ...

Passwordless login is a faster and more secure way to sign into your Microsoft account than using the traditional password sign-in method. You can go with this feature.

Microsoft announced that Windows users can now log into their Microsoft consumer accounts using a passkey, allowing users to authenticate using password-less methods such as Windows Hello, FIDO2 ...

Microsoft said that it is adding passkeys -- logging in with Windows Hello biometrics -- to its consumer accounts and apps. It's enormously convenient.

To see all the devices using your Microsoft account, you'll need to do so on the web via your Microsoft account page (there's currently no way to do it from inside Windows).

News Soon, Microsoft accounts will automatically keep you logged in every time It'll be even more important to manually log out of your Microsoft account on shared computers going forward.

Microsoft maintains a log of sign-in attempts to your account. Regardless of whether the login was successful or not, Microsoft reports the date, time, and location of the login attempt.