Activate Passwordless Authentication in 3 Steps - Microsoft 365

What is Passwordless Authentication
The Microsoft Authenticator app can be used to sign in with your Azure AD-account without using a password. Like Windows Hello for Business, you use Microsoft Authenticator via biometrics or a PIN. This authentication method can be used on any type of platform, including mobile, and with any app or website that is integrated with Microsoft Authenticator App.
1. Activating Passwordless in Azure Active Directory
Within Microsoft Azure you have the option to enable Passwordless authentication.
You can consult these settings via: The Azure Portal. https://portal.azure.com, active-directory, security, authentication methods or use the direct link to the screen below.

Tap on Enable, All Users. Then tap on Save.

2. Activate MFA for Azure or Office 365
MFA is a requirement of passwordless authentication.
How to activate Multi-Factor Authentication (MFA) in Office 365
3. Set your phone for passwordless authentication
Open the Authenticator App
Press Enable phone logins
Make sure your device is registered with the organisation
that's it! From now on you can log in with your phone without having to enter your password.