If you use the text-only method, you will receive a text and have to enter a 6-digit code on your login page.

With the Microsoft Authenticator app you will just have to press either Deny or Approve in the app when prompted, and no text charges will apply.

If you want to change to the text method, then press the I want to set up a different method link shown by the arrow in the picture below.

Microsoft recommends that you use the Microsoft Authenticator app, and defaults to the app, but you also may choose to authenticate by text. Here is where you choose how you want to have your accounts authenticated. After you choose Sign In, you'll see the following page. Sign into Office 365 with your work or school account with your password like you usually do.Ģ. First, however, you have to set up your account to use the 2-step process.ġ. The 2-step process means that you will sign in with your password, and a code will be texted to your phone or you will have to approve the login with the Microsoft Authenticator app. Setting up this 2-step verification adds an extra layer of security to your Office 365 account. In order to ensure that your account has enhanced security, your Office 365 and email accounts will be enabled for multi-factor authentication.

Multi factor authentication office 365