Set up MFA (Multi-Factor Authentication)
Step 1: Download and Install the Microsoft Authenticator App
For iPhone (iOS):
Open the App Store on your iPhone.
Search for Microsoft Authenticator.
Tap Get to download and install the app.
For Android:
Open the Google Play Store on your Android phone.
Search for Microsoft Authenticator.
Tap Install to download and install the app.

Step 2: Open the Microsoft Authenticator App
Once installed, open the Microsoft Authenticator app on your phone.
Step 3: Add Your Account
You need to add your Microsoft account to the app to set up two-factor authentication.
Choose Account Type:
You’ll be asked to select the type of account you’re setting up:
Select Work or School Account

Sign In to Your Microsoft Account:
Sign in using your Microsoft account (email and password).
After signing in, click Go to Settings you’ll be prompted to use the Microsoft Authenticator for push notifications.

You will then follow the instructions to enable the push notifications
Once you allow the push notifications, click Try Again. Once refreshed, your page will have verified the account

Then press Continue.
Step 4: Enable Two-Factor Authentication
Now, enable two-factor authentication for your account:
Sign into the Microsoft 365 portal (office.com).
Select Security Info.
Microsoft Authenticator will be added into your sign-in method.

Step 5: Verify Setup
To test the setup, sign out of your Microsoft account and sign back in.
When prompted for your second factor, open the Authenticator app and approve the login request or enter the code displayed in the app.