MFA & Verification Issues

How to Recover Microsoft Authenticator Access on a New Phone for Admins

Maira Mehtab Sep 22, 2026 868 views

Question details

The user needs to recover access to a Microsoft 365 business administrator account after switching to a new phone, losing access to the Microsoft Authenticator app, and being unable to verify identity via text messages.

Product: Microsoft Authenticator
Device & OS: not provided
Scenario: An administrator got a new phone without migrating the Microsoft Authenticator app and is now unable to bypass multi-factor authentication (MFA) to log in.
Observed behavior: The user is locked out of the Microsoft 365 admin account because the automated system only sends sign-in links via text message, which cannot be accessed or verified without the old Authenticator setup.

Before you start

Gather your Microsoft 365 subscription details, organization or company name, and associated billing information, as these will be required by support agents to verify your identity.

Solution 1Recommended

Contact Support and Escalate to the Data Protection Team

Since no other administrator is available to reset your MFA settings, you must contact Microsoft phone support directly and bypass the automated system to regain access.

When navigating the automated phone system, avoid accepting automated text message links for sign-in help, as these require the account access you currently lack. You must insist on speaking with a live representative to escalate your case.

Call Microsoft Phone Support

Dial the global customer service phone number for your specific region, which can be found on the official Microsoft support contact page.

Bypass Automated Prompts

If the automated system offers to send a text message with a sign-in link, ignore or decline it. Continue following voice prompts by stating 'Speak to an agent' regarding a 'Business account lockout'.

Request Account Escalation

Once connected to a live support agent, clearly explain that you are the sole administrator, have lost access to your Authenticator app on a new phone, and request an escalation to the Data Protection or Account Security team.

Verify Your Identity

Provide the agent with your subscription details, company name, and billing information so they can authenticate your account ownership and initiate the MFA reset process.

Verification Processing Time: For security reasons, the Data Protection team may take a few business days to process your request, verify your identity, and completely reset your MFA settings.

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1. Download WPS Office: Visit the official WPS website and download the free WPS Office suite for your operating system.
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Frequently Asked Questions

Can another administrator reset my Microsoft Authenticator settings?

Yes, if your organization has another active global administrator, they can log into the Microsoft 365 admin center, navigate to Active Users, and require you to re-register for multi-factor authentication, entirely bypassing the need to call support.

How can I prevent getting locked out of Authenticator when getting a new phone?

Before switching devices, always set up a cloud backup within the Microsoft Authenticator app settings, or add a secondary authentication method—such as an alternative phone number or email address—to your account security profile.

Will the Data Protection team reset my MFA immediately over the phone?

No. Due to strict security protocols designed to prevent unauthorized account access, the Data Protection team typically takes a few business days to investigate, verify your identity, and safely remove the old MFA requirement from your admin account.

Login & Account Issues