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2FA Issues

George Merriman 0 Reputation points
2026-02-23T15:49:25.74+00:00

I'm a global admin for my business who has lost the 2FA device used to sign in to 365 which has 6 users in it. The phone number for support just gets to a certain point then goes dead, this is the 8th time of me trying. There's no online support, I can't get in to my account, what can be done? We have new starters I need to add and can't.

Microsoft 365 and Office | Subscription, account, billing | For business | Other
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  1. Alexis-NG 13,230 Reputation points Microsoft External Staff Moderator
    2026-02-23T17:17:27.9966667+00:00

    Hi @George Merriman,

    Thank you for posting on Microsoft Q&A forum and I'm sorry to hear you're having trouble logging into your Microsoft account.  

    This issue commonly occurs when your Multi-Factor Authentication (MFA) settings need to be reset, particularly after changing devices or reinstalling the Microsoft Authenticator app. Since your new device hasn’t been configured with the Authenticator yet, you're currently unable to access your account. The app remains linked to your previous device, which is why you're not receiving the authentication codes.

    Since you cannot reach a live agent by phone, there is still a workaround, you might consider registering for a new tenant by signing up for a trial subscription.

    To set up a new tenant, please follow these steps:

    Visit Microsoft 365 Business Plans and Pricing | Microsoft 365. This would allow you to create a new tenant following the prompts provided. Once set up, you can access the admin console of the new tenant and submit a support ticket requesting to speak with the Data Protection team on behalf of your previous tenant.

    Follow the guided setup process to create a new account for a new tenant.

    Once your tenant is created, you should be able to access the support portal and submit your ticket referencing your locked account without further issues.

    In your ticket description, you'll need to clearly explain that you're trying to regain access to your previous Microsoft 365 tenant and need help from the Data Protection team. Here's a message you can use or adapt:

    "Hello, I’m currently unable to access my previous Microsoft 365 tenant. I’m the global admin, but I’m locked out. I created this new tenant solely to request assistance. I kindly ask to be connected with the Data Protection team to verify my identity and help me recover access to the original tenant.

    This is urgent, as I rely on Microsoft 365 for my work and have been unable to operate for several days. I’m available to provide any documentation or verification needed to support the recovery process."

    Ticket Support: In the Microsoft 365 Admin Center > Support > Help & Support.

    Please remember to cancel the trial subscription after your issue is resolved, as this will help you avoid any accidental billing. You may prefer the following resource for detailed instructions: Cancel your Microsoft business subscription in the Microsoft 365 admin center | Microsoft Learn

     

    I hope this helps you regain access to your account quickly. I'm glad to assist and truly hope the information provided has been useful. Please feel free to reach out anytime if you need further assistance.

    If you find my post helpful, kindly consider marking it as the accepted answer. Doing so can assist others in the community who may have similar questions in finding solutions more quickly.

    Thank you for your kindness and contributions to the forum.

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