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Unable to setup MFA for root user, getting uniqueness validation error, request MFA reset urgently.

Suraj Jaiswal 0 Reputation points
2025-08-14T07:48:16.49+00:00

While setting up Multi-Factor Authentication (MFA) for the root user of admin.microsoft.com, I am getting the following error on the Microsoft Authenticator app: "The account you're trying to add is not valid at this time. Contact your admin to fix thismfa

Microsoft Security | Microsoft Entra | Microsoft Entra ID
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  1. Thameur-BOURBITA 36,371 Reputation points Moderator
    2025-08-14T11:54:33.2333333+00:00

    Hi @Suraj Jaiswal

    In this case you should ask one of your administrator to reset your MFA config on your account.

    If your are the unique admistrator , in this case you should contact Microsoft support to unlock and reset MFA config on your account

    Please don't forget to accept helpful answer

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