How to log in to MS Account if Authenticator is not synced on new device?

Jah_1183 0 Reputation points
2025-12-17T06:24:05.2366667+00:00

I got a new device recently. I have logged into Microsoft with my new device, but my Microsoft Authenticator is not synced. I cannot log into my work Microsoft account without 2FA which was verified on my old device, which I no longer have access to. The only 2FA set up on my work account is Microsoft Authenticator - no cellphone number or alternative email verified. Please help.

Microsoft Security | Microsoft Authenticator
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  1. Q&A Assist
    2025-12-17T06:24:17.72+00:00
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    If you no longer have access to your old device where Microsoft Authenticator was set up, and you haven't configured any alternative methods for two-factor authentication (2FA) such as a phone number or backup email, you will need to recover your account through Microsoft support. Here are some steps you can take:

    1. Account Recovery: Visit the Microsoft account recovery page and follow the prompts to recover your account. You may need to provide information to verify your identity.
    2. Contact IT Support: If this is a work account, contact your IT support team. They may have the ability to reset your 2FA settings or provide you with an alternative method to access your account.
    3. Set Up Alternative 2FA: Once you regain access to your account, consider setting up alternative 2FA methods, such as SMS or email verification, to prevent similar issues in the future.
    4. Backup Authenticator: In the future, ensure that you have backup options enabled in Microsoft Authenticator to avoid losing access if you change devices again.

    These steps should help you regain access to your Microsoft account.

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