A Microsoft app for iOS and Android devices that enables authentication with two-factor verification, phone sign-in, and code generation.
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The “password mismatch” error typically means that the password you entered does not match the one that's stored in the authenticator. This can happen if you have recently changed your password and have not updated it in the authenticator app. You could try to use phone sign-in to get around this. https://support.microsoft.com/en-us/account-billing/set-up-the-microsoft-authenticator-app-as-your-verification-method-33452159-6af9-438f-8f82-63ce94cf3d29