Using Outlook for Android in educational settings for communication and organization
To better understand the issue, could you clarify whether you are receiving the number prompt on your phone but unable to enter it, or if the prompt is not appearing at all. Also, have you recently changed or reset your phone.
Since your account is a work or school account managed by your college’s IT department, forum moderators don’t have the administrative permissions needed to change these settings directly.
To regain access quickly, the best step is to contact your college’s IT Support or Help Desk. They are the only ones who can reset your multifactor authentication (MFA) settings or help you configure a new verification method. You can refer them to this guide: Manage authentication methods for Microsoft Entra multifactor authentication - Microsoft Entra ID |…
If you’re unsure who your IT administrator is, see How do I find my Microsoft 365 admin? - Microsoft Support
Once your college IT team helps you regain access, you can manage your security verification methods by visiting My Sign-Ins | Security Info | Microsoft.com page. This allows you to control which methods you use for MFA in the future.
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