MFA & Verification Issues

How to Reset Microsoft Authenticator Without Old Phone for School Accounts

Adam Davis Sep 29, 2026 868 views

Question details

User needs to regain access to their school account by resetting Microsoft Authenticator after losing access to the old phone.

How to Reset Microsoft Authenticator Without Old Phone for School Accounts

Product: Microsoft Authenticator
Device & OS: not provided
Scenario: Attempting to sign in to a managed school account but unable to authenticate because the registered Microsoft Authenticator app is on a broken or unavailable phone.
Observed behavior: The system prompts for multi-factor authentication (MFA) on the old device, leaving the user locked out of the school account without a way to approve the sign-in request.

Before you start

Ensure you have downloaded the Microsoft Authenticator app on your new device and check if you have an alternative sign-in method (like a backup email or SMS) available on the login screen.

Solution 1Recommended

Contact Your School's IT Administrator for an MFA Reset

Because school accounts are centrally managed by the institution, you cannot manually bypass or reset the authenticator without admin intervention.

Microsoft cannot directly reset or revoke your multi-factor authentication settings for organizational accounts. This security measure requires your school's IT support team to clear your old device settings.

Locate IT Support Contact Info

Find the contact information for your school's IT Help Desk. This is usually located on the school's official website, student portal, or course syllabus.

Request an MFA Reset

Reach out to the IT admin and explain that your old phone is broken or unavailable. Explicitly ask them to 'revoke your current device and require re-registration for Multi-Factor Authentication (MFA)'.

Sign In to Re-register

Once the IT admin confirms they have reset your MFA settings, go to the Microsoft 365 login page and enter your school email and password. You will be prompted to set up your security information again.

Set Up the New Phone

Follow the on-screen instructions to scan the new QR code with the Microsoft Authenticator app on your new smartphone to complete the registration.

Contact Your School's IT Administrator for an MFA Reset

Solution 2

Steps for IT Administrators to Reset User MFA

If you are the school's IT administrator, you must use the Microsoft Entra admin center to clear the student's old authentication method.

Free Microsoft Office alternative

Keep Up with Schoolwork Using WPS Office

Being locked out of your school Microsoft account shouldn't stop your studies. While waiting for your IT admin to reset your Microsoft Authenticator, use WPS Office as a free, lightweight alternative to create, edit, and view your documents.

1. Download WPS Office: Visit the official WPS website and download the free software for your Windows, Mac, iOS, or Android device.
2. Open Your Assignment Files: Launch WPS Office and directly open any existing Microsoft Word, Excel, or PowerPoint files saved on your computer.
3. Edit and Save: Edit your schoolwork offline and save it in standard formats, ready to be submitted once your school account access is restored.

Completely free to use for local document creation and editingFully compatible with Microsoft Office formats like .docx, .xlsx, and .pptxNo mandatory school Microsoft account login required to access basic featuresFamiliar, intuitive user interface ensures a seamless transition for students

microsoft office alternative - wps office

Frequently Asked Questions

Can I bypass Microsoft Authenticator if my phone is broken?

You can only bypass it if you previously configured an alternative verification method, such as a secondary phone number for SMS codes or a backup email. If you did not, you must contact your organization's IT administrator.

How do I find out who my IT administrator is?

Your IT administrator is usually the technology help desk at your school or university. You can check your school's student portal, the original email that provided your login credentials, or the school's official website for IT support contacts.

Will my Authenticator app cloud backup restore my school account?

While cloud backups can restore personal accounts, organizational accounts (like school or work) typically require you to re-verify or scan a new QR code provided by your organization, even if you restore the app from a backup.

What happens after the IT admin resets my MFA?

The next time you attempt to log in with your email and password, the system will prompt you that more information is required. You will then be guided through the initial setup process to link your new phone's Microsoft Authenticator app to your account.

Login & Account Issues