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How to configure Microsoft Authenticator App


We already know that 2-Factor Authentication keeps the bad guys out.  With Office 365's 2-Factor Authentication, you are now required to provide the code sent to your phone in addition to your password.


For most people, the sending of code via SMS works.  It is simple, works on any phone, very straightforward.   But for some folks who travels a lot, does not have a good phone signal or is just simply getting tired of waiting for the code and typing the code on your login screen, then this guide is for you.


Introducing the Microsoft Authenticator App.  The Authenticator app is available in iOS and Android.  When you have internet, it features a one tap confirmation.  When you are on travel and your phone does not have internet, a random number is generated every 30 secs which you may use as a code for your 2FA.  No need to wait for SMS.


If you are having trouble viewing the steps below, you may follow this link



1. Log on to your Office 365 account at

Choose Settings

2. Choose Settings Office 365 Settings button > Office 365.

3. Choose Security & Privacy > Additional security verification > Update my phone numbers used for account security.

4. In the drop down box under What's your preferred option, choose Notify me through app.

5. Check the box for Microsoft Authenticator app, click Configure.

6. You should see a window on your computer that looks like this.

Follow the steps on your screen.




1. Download and install the Microsoft Authenticator app for AndroidiOS or Windows Phone.

2. Open the Microsoft Authenticator app on your phone.

3. Tap the + > Work or school account.

Tap the + sign int the Azure Authenticator app.

4. Use your phone to scan the QR square that is on your computer screen.


  • iPhone users may have to enable the camera in Settings in order to scan.

  • If you can't use your phone camera, you'll have to manually enter the 9 digit code and the URL.

5. Your account will be added automatically to the app and will display a six-digit code.
Confirm activation status on your computer
1. Switch back to your computer and click Done.
2. Now wait for the Checking activation status text to finish configuring your phone.
3. When it's complete, you'll be able to click the Contact me button on the right.
Note: If the configuration fails, just delete retry the previous steps again.
Click Contact Me

Approve sign in on your phone

  1. Switch back to your phone and you'll see a notification for a new sign in.

  2. Go to the Microsoft Authenticator app.

  3. Tap Approve to allow it.


Tap Approve to allow sign in.

Finish set up

  1. Back on the computer, follow any prompts that you might see such as adding a mobile number.

  2. You're good to go!

From now on, whenever you have a new sign in or add your Office 365 work or school account to an app, you'll open the Authenticator app on your phone and tap Approve.

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Article details
Article ID: 35
Category: Knowledgebase
Date added: 2018-10-05 07:50:56
Views: 505
Rating (Votes): Article not rated yet (0)

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