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Set Up Microsoft Authenticator and a Passkey – Android

Loyola recommends two sign-in methods, both in the Microsoft Authenticator app on your Android phone:

  • Part A – Microsoft Authenticator: approve sign-in requests or use one-time codes.
  • Part B – Passkey in Microsoft Authenticator: sign in with your face, fingerprint, or PIN. Passkeys cannot be phished.

Set up Part A first. It takes about five minutes.

Before you begin

  • Your Android phone must have a screen lock (PIN, fingerprint, or face unlock).
  • Know your Loyola UVID and password.
  • This guide shows setup from a computer, scanning a QR code with your phone.

Part A – Set up Microsoft Authenticator

1. Install the app

Open the Google Play Store, search for Microsoft Authenticator, and tap Install. Make sure the publisher is Microsoft Corporation.

Android Part A1 - App Store

2. Start setup on your computer

On your computer, go to LUC.edu/mfapreferences and sign in with your UVID and password. If you have not set up MFA yet, you will see Let’s keep your account secure. Select Next.

Android Part A2 - Keep Account Secure

You will be asked to install Microsoft Authenticator. You already did this, so select Next.

Android Part A3 - Install Authenticator

The next page tells you to set up your account in the app. Select Next to show the QR code.

Android Part A4 - Set Up in App

3. Add your account in the app

Open Authenticator on your phone. If prompted, allow notifications. Tap Add account.

Android Part A5 - Add Account

Tap Work or school account.

Android Part A6 - Account Type

Tap Scan a QR code. If the app asks for camera access, allow it.

Android Part A7 - Choose QR Code

Point your camera at the QR code on your computer screen.

Android Part A8 - Scan QR Code

Can’t scan the code? Select Can’t scan the QR code on the computer, or tap Sign in within the app instead of Scan a QR code.

Your Loyola account appears in the app. You may see a message that App Lock is enabled. This means Authenticator will ask for your fingerprint, face, or PIN when you open it. Tap OK.

Android Part A9 - App Lock

4. Approve the test sign-in

On your computer, select Next. A two-digit number appears.

Android Part A10 - Try It Out

Your phone shows Are you trying to sign in? Type the number from your computer screen and tap Yes.

Android Part A11 - Enter Number

Can’t see the number? Tap I can’t see the number and start the sign-in again.

5. Finish

Your computer shows Authenticator Added. Select Done. Microsoft Authenticator is now your sign-in method.

Android Part A12 - Authenticator Added

Part B – Add a passkey in Microsoft Authenticator

1. Turn on Authenticator for passkeys

This requires Android 14 or later. The steps below are for Samsung phones; on other Android phones, look for Passwords, passkeys and autofill or Passwords & accounts in Settings.

Open Settings and tap General management.

Android Part B1 - General Settings

Tap Passwords, passkeys, and autofill.

Android Part B2 - Autofill Settings

Under All services, turn on Microsoft Authenticator.

Android Part B3 - Authenticator Settings

Tap OK to confirm.

Android Part B4 - Trust App

Microsoft Authenticator is now turned on.

Android Part B5 - Authenticator On

2. Choose Passkey in Microsoft Authenticator

Go to LUC.edu/mfapreferences and sign in. Tap Add sign-in method, then choose Passkey in Microsoft Authenticator.

Android Part B6 - Add Passkey Method

Read the requirements (Android 14 or later, and the latest version of Authenticator) and tap Next.

Android Part B7 - Create Passkey

The page tells you to finish in the Authenticator app. Leave this page open.

Android Part B8 - Finish in App

3. Create the passkey in the app

Open Authenticator and tap your Loyola account. Under Other ways to sign in, tap Create a passkey.

Android Part B9 - Create Passkey in App

On Let’s create your passkey, tap Sign in and sign in with your Loyola account if asked.

Android Part B10 - Sign In

If you skipped step 1, Authenticator asks you to turn it on now. Tap Settings, turn on Microsoft Authenticator, then come back to the app.

Android Part B11 - Allow Passkeys

Confirm with your fingerprint, face, or PIN when your phone asks. The passkey is not created until you do.

Authenticator creates the passkey. This takes a few seconds.

Android Part B12 - Creating Passkey

4. Done

When you see Passkey created, tap Done. Authenticator names the passkey for you (for example, Authenticator - Android). Your Security info list now includes Passkey (Device bound).

Android Part B13 - Passkey Created

This passkey stays on this phone. It does not sync to your other devices. If you replace your phone, set up Authenticator and a new passkey on the new phone. If you lose your phone, please contact the ITS Service Desk for support.

Need help?

Contact the ITS Service Desk at 773-508-4487 or ITSServiceDesk@luc.edu.

Last Modified:   Wed, October 21, 2026 4:06 PM CDT