If two-factor verification has been turned on by Microsoft and is required for your account, you’ll get a prompt telling you to provide more information to help keep your account secure when you login via the web portal.
Firstly you will need The Microsoft Authenticator app installed on your phone, it is available for Android and iOS.
After you have Installed The Microsoft Authenticator app Select Next from the More information required prompt.
The Additional security verification page appears.
From the Additional security verification page, you must decide which two-factor verification method to use to verify you are who you say you are after signing into your work or school account.
Receive notifications for verification (reccomended). This option pushes a notification to the authenticator app on your smartphone or tablet. View the notification and, if it is legitimate, select Authenticate in the app.
Set up the Microsoft Authenticator app to send notifications
On the Additional security verification page, select Mobile app from the Step 1: How should we contact you area.
Select Receive notifications for verification from the How do you want to use the mobile app area, and then select Set up.
The Configure mobile app page appears.
Screen that provides the QR code
Open the Microsoft Authenticator app, select Add account from the Customize and control icon in the upper-right, and then select Work or school account.
Note If this is the first time you're setting up the Microsoft Authenticator app, you might receive a prompt asking whether to allow the app to access your camera (iOS) or to allow the app to take pictures and record video (Android). You must select Allow so the authenticator app can access your camera to take a picture of the QR code in the next step. If you don't allow the camera, you can still set up the authenticator app, but you'll need to add the code information manually.
Use your device's camera to scan the QR code from the Configure mobile app screen on your computer, and then choose Next.
Return to your computer and the Additional security verification page, make sure you get the message that says your configuration was successful, and then select Next.
Additional security verification page, with a success message.
The authenticator app will send a notification to your mobile device as a test.
On your mobile device, select Approve.
Now when you sign in to your account via the web portal or set up your account with a Mail Client you must approve the sign in from your phone, this will confirm your identity and it will allow you to login.
This is great if someone has stolen your password as you will get a notification of the sign in attempts and deny the logins.
If you have lost your phone or have a new phone and need to set up the Authenticator app again, please contact support@jonwebdesign.com.au to have your account removed from your old phone.