Microsoft Authenticator
A Microsoft app for iOS and Android devices that enables authentication with two-factor verification, phone sign-in, and code generation.
5,486 questions
You can follow along here.
https://support.microsoft.com/en-us/account-billing/set-up-the-microsoft-authenticator-app-as-your-verification-method-33452159-6af9-438f-8f82-63ce94cf3d29
--please don't forget to upvote and Accept as answer if the reply is helpful--
