How to Block and Unblock Users in Azure AD

Block and Unblock Users

Use the  **block** and unblock users feature to prevent users from receiving authentication requests. Any authentication attempts for blocked users are automatically denied. Users remain blocked for 90 days from the time that they are blocked.

Block a User

Sign in to the  Azure portal as an administrator.

Browse to  Azure Active Directory > MFA Server > Block/unblock users.

Select  Add to block a user.

Select the  Replication Group. Enter the username for the blocked user as username@domain.com. Enter a comment in the Reason field.

Select  Add to finish blocking the user.

Unblock a User

Sign in to the  Azure portal as an administrator.

Browse to  Azure Active Directory > MFA Server > Block/unblock users.



Select  Unblock in the Action column next to the user to unblock.



Enter a comment in the  Reason for unblocking field.



Select  Unblock to finish unblocking the user.

Reference Link:

https://docs.microsoft.com/en-us/azure/multi-factor-authentication/multi-factor-authentication-whats-next#block-and-unblock-users

Updated on: 31/01/2023