Google Android. On your Android device, go to Google Play to download and install the Authenticator app.Īpple iOS. On your Apple iOS device, go to the App Store to download and install the Authenticator app. Install the latest version of the Authenticator app, based on your operating system: For more information, see Add your work or school account. Even if your user name appears in the app, the account isn't set up as a verification method until you complete the registration. Your organization might require you to use the Authenticator app to sign in and access your organization's data and documents. Phone sign-in. A version of two-factor verification that lets you sign in without requiring a password, using your username and your mobile device with your fingerprint, face, or PIN.Ĭode generation. As a code generator for any other accounts that support authenticator apps.Īuthenticator works with any account that uses two-factor verification and supports the time-based one-time password (TOTP) standards. After you sign in using your username and password, you can either approve a notification or enter a provided verification code. Two-step verification: The standard verification method, where one of the factors is your password.

You can use the Authenticator app in multiple ways: Two-step verification uses a second step like your phone to make it harder for other people to break in to your account. Two-step verification helps you to use your accounts more securely because passwords can be forgotten, stolen, or compromised.

The Microsoft Authenticator app helps you sign in to your accounts when you're using two-step verification.

Also, you can get more info about what to do when you receive the “ That Microsoft account doesn't exist” message when you try to sign in to your Microsoft account. If you're having issues signing in to your account, see When you can't sign in to your Microsoft account for help. If you're an administrator, you can find more information about how to set up and manage your Azure Active Directory (Azure AD) authentication environment in the administrative documentation for Azure Active Directory.

Download installing teamviewer