Microsoft Authenticator and Passkey Registration Guide

Step 1: Open Security Info 

Go to https://mysignins.microsoft.com/security-info and sign in with your Microsoft 365 account. 

Step 2: Add a Passkey 

Select Add sign-in method and choose Passkey. Follow the prompts to store the passkey on your device or in Microsoft Authenticator. 

Step 3: Complete Registration 

Select the Microsoft Authenticator App or Passkey to use your fingerprint, face recognition, or device PIN when prompted. 

Step 4: Test Sign-In 

Sign out of Microsoft 365 and sign back in using your passkey.