A Microsoft app for iOS and Android devices that enables authentication with two-factor verification, phone sign-in, and code generation
You may need to school's admins to reset on their end in order for you to access the QR scan code on desktop.
https://support.microsoft.com/en-us/account-billing/add-your-work-or-school-account-to-the-microsoft-authenticator-app-43a73ab5-b4e8-446d-9e54-2a4cb8e4e93c
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