How can I troubleshoot issues with SMS verification when setting up multi-factor authentication for Microsoft 365 sign-in?

If you are having issues with SMS verification when setting up multi-factor authentication for Microsoft 365 sign-in, you should ensure that your phone number is entered correctly, and that your carrier is not blocking the SMS messages.

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MFA

Multi-Factor Authentication

February 2024
February 2024

Mandatory for all staff accounts

May 2024
May 2024

Mandatory for all student accounts