How to set up Microsoft Authenticator

Microsoft Authenticator Setup Guide

For iOS 18 & Android 14

(Step-by-step installation & configuration of your Microsoft account)

Part 1: iPhone (iOS 18)

Step 1: Install the Microsoft Authenticator App

Open the App Store.
Tap Search, type Microsoft Authenticator, and find the official app by Microsoft.
Tap Get → Authenticate with Face ID, Touch ID, or your Apple ID password.
Wait for the app to install.

Step 2: Open the App & Grant Permissions

Launch Microsoft Authenticator.
Tap Continue through the welcome screens.
When prompted, allow:
- Camera access (needed to scan QR codes)
- Notifications (for sign-in prompts)

Step 3: Add Your Microsoft Account

Sign in Directly

Tap Add account > Choose Work or school account.
Tap Sign in.
Enter your Microsoft email and password.
Complete any identity verification steps

Step 4: Verify the Account Works

Once added, Microsoft may prompt you to approve a sign-in or enter a verification code from the app.
Respond to the prompt or enter the code shown in the app to confirm the setup.

Step 5: Enable App Lock (Recommended)

In the Authenticator app, tap ☰ Menu > Settings.
Turn on App Lock.
iOS 18 will now use Face ID or device passcode to protect the app.

You're Done on iOS!

Test by signing out and back into your Microsoft account — the app should prompt you to approve.

Part 2: Android 14

Step 1: Install the Microsoft Authenticator App

Open the Google Play Store.
Search for Microsoft Authenticator.
Tap Install.
Wait for the app to finish downloading.

Step 2: Open the App & Grant Permissions

Open the app.
Tap Skip or Next through the introduction screens.
Allow these permissions when prompted:
- Camera access (for scanning QR codes)
- Notifications (to receive approval prompts)

Step 3: Add Your Microsoft Account

Method A: Sign in Directly

Tap Add account → Choose Personal or Work or school.
Tap Sign in.
Enter your Microsoft credentials (email + password).
Complete any security verification (email, SMS, etc.).

Step 4: Confirm the Setup

You may be asked to:
- Approve a sign-in notification, or
- Enter a time-based code shown in the app.
Complete the prompt to activate 2FA.

Step 5: Enable App Lock (Recommended)

Tap ☰ Menu > Settings.
Toggle App Lock to ON.
Android 14 will now use your biometric unlock (fingerprint or face) or device PIN to protect the app.