Login to your account http://mail.saddleback.com/ using your email address and password.

You will be prompted to provide more information. Click Next.

Step 1: In the drop down, choose "Mobile app". Click "Use verification code" and click Set up.

Follow the steps on the screen to download and configure the mobile app on your phone.

By default, the setup will suggest using the Microsoft Authenticator App, but you can also use the Google Authenticator App by selecting "I want to use a different authenticator app".

Be sure to choose "Work or school account" when prompted.

After authenticator app registration has been confirmed, click Next.

Step 2: Enter the code that you see in the app on the registration webpage and click Verify.

Step 3: Click Done to complete setup.

From now on, when you login or when your email password changes, you will be asked for your email address and your password as before.
Then, after clicking the Login button, you will be asked to provide the code that is generated in the mobile app.

Go to http://password.saddleback.com/mfaall.html and click "Change Existing Multi-Factor Authentication Settings"

Login with your email address and password. Then provide your current MFA method.

Step 1: Under "What's your preferred option?", change the drop-down selection to "Use verification code"

Check the box "Authenticator app or Token" and click "Set up Authenticator App"

Follow the steps on the screen to download and configure the mobile app on your phone.

IT recommends using the Google Authenticator App.

After Authenticator registration has been confirmed, click Next.

Step 2: Enter the code that you see in the app on the registration webpage and click Verify.

Step 3: Enter or confirm your mobile phone number in the dialog box and click Next.

Step 4: Click Done to complete setup.

From now on, when you login or when your email password changes, you will be asked for your email address and your password as before. Then, after clicking the Login button, you will be asked to provide the code that is sent to you via text message.