Skip to content
Follow
Windows 🟢 Beginner

Get Your Phone Set Up with Microsoft Authenticator

Richard
Written by
Richard
May 17, 2026 Updated Jul 12, 2026 6 min read
Smartphone with authentication app six-digit code on desk
Smartphone with authentication app six-digit code on desk

Microsoft Authenticator is an app that lets you sign in to your accounts using your phone instead of a password.

This app provides a secure way to approve sign-ins with just a tap, removing the need to memorize or type complicated passwords for services like your Microsoft account. It’s a key step in protecting your online life.

You can set up Microsoft Authenticator on both iOS and Android phones. It works with many services that offer two-factor authentication.

⚡ Quick Answer

Download and install the Microsoft Authenticator app from your device’s app store. Open the app, tap “Continue,” and grant necessary permissions like camera access. Then, follow the prompts to add your accounts, typically by scanning a QR code.

Step 1Find the Microsoft Authenticator App

Your first step is to find the real Microsoft Authenticator app in your phone’s app store. This makes sure you get the official app and not a fake one.

For iOS (iPhone and iPad) Users:

Setting up Microsoft Authenticator on your iPhone or iPad is a breeze. Open the App Store and search for the app. Look for the official app from Microsoft Corporation, which has a distinct blue icon featuring an ‘A’ and a shield. Always double-check you’re downloading the right one to ensure security.

The official app features a blue icon with an ‘A’ and a shield, and it’s made by Microsoft Corporation. Always double-check you’re downloading the right one!

💡Tip
Check the reviews and download count; the real app will have plenty of positive feedback and users.

To make this even simpler, you can often find a direct link to download the app from your device’s app store. Here are the shortcuts:

For iOS (Apple App Store): Download Microsoft Authenticator on the App Store

For Android Users:

Setting up Microsoft Authenticator on your Android phone is quite simple. Open the Google Play Store and search for the app. Ensure you download the official version from Microsoft Corporation, identifiable by its blue ‘A’ and shield icon. This ensures you get the correct and secure application.

The official Microsoft Authenticator app will show up. It also has the blue icon with the ‘A’ and shield. Again, check that it says “Microsoft Corporation” to avoid mistakes.

⚠️Warning
Always download apps from official stores like the App Store or Google Play Store. Downloading from other websites can put malware on your device.

To make this even simpler, you can often find a direct link to download the app from your device’s app store. Here are the shortcuts:

For Android (Google Play Store): Get Microsoft Authenticator on Google Play

Step 2Launch the App and Get Started

Microsoft Authenticator app setup begins after installation. Opening the Microsoft Authenticator app starts the account protection process. Users will follow on-screen steps to add accounts and secure them.

Opening on iOS:

On your iPhone, open Microsoft Authenticator by tapping its icon on your home screen or in your app library. You’ll likely be asked to grant permissions for things like the camera or notifications. These permissions help the app work fully; for example, camera access is needed to scan codes later, and notifications ensure you receive important alerts.

Granting these permissions ensures the best experience with the authenticator app.

Opening on Android:

To open Microsoft Authenticator on your Android device, find its icon on your home screen or in the app drawer and tap it. Granting permissions for the camera (for QR codes) and notifications is recommended for the best experience and to receive important sign-in alerts.

Like on iOS, your Android phone will likely ask for permissions. Allow camera access if you plan to use QR codes, and enable notifications so you get sign-in alerts right away.

Warning: If you don’t allow needed permissions, some app features might not work. For example, if you don’t allow camera access, you can’t scan QR codes to add accounts easily.

Step 3Add Your Accounts (The Fun Part!)

Now for the main event: connecting your Microsoft accounts to the Authenticator app. While there are a few methods, using a QR code is the most common approach.

Adding Accounts Manually:

You can add accounts to Microsoft Authenticator manually by typing in a secret key from the service if you can’t scan a QR code. This method is useful if the QR code doesn’t work. Remember to keep any recovery codes safe, as they provide access if your phone or app is lost.

Recovery codes provide access to accounts if a phone or Microsoft Authenticator app is lost. Store these crucial recovery codes in a secure location. Without these codes, regaining access to accounts becomes impossible.

Step 4Configure Two-Step Verification

Once your account is added to Microsoft Authenticator, you must turn on two-step verification within that service’s security settings. This process, also called multi-factor authentication (MFA), adds another essential layer of protection to your account. Go back to the security settings of the service you are protecting to enable it .

Go back to the security settings of the Microsoft account or service you are protecting. You need to turn on ‘two-step verification,’ also known as multi-factor authentication (MFA), which adds another layer of security. During this process, you’ll choose “Authenticator app” as how you want to verify.

You might get a test notification on your phone through the Authenticator app. It will ask you to approve a sign-in attempt. This shows that everything is connected correctly.

Warning: Do not turn off two-step verification unless you really have to. It is one of the best ways to keep your accounts safe from people who shouldn’t have access.

Summary

This guide covers setting up Microsoft Authenticator on your smartphone, from finding and installing the app to adding accounts and enabling two-step verification for better security.

Can you have the Microsoft Authenticator app on two phones?

Yes, you can install Microsoft Authenticator on multiple devices. To set it up on a new phone, you’ll need to go through the account recovery process. This typically involves signing into your Microsoft account and verifying your identity to link the new device to your existing authenticator setup.

Which Authenticator app to use for fidelity?

Microsoft Authenticator is a versatile app that can be used for securing various online accounts, including those that might integrate with services like Fidelity. While Fidelity may have its own specific recommendations, Microsoft Authenticator is a strong, secure option for general multi-factor authentication needs.

How do I get the QR code for Microsoft Authenticator on my new phone?

To get the QR code for Microsoft Authenticator on a new phone, start the account setup on the new device, and you’ll be prompted to scan the code shown.

Why is Microsoft Authenticator not working on Android?

If Microsoft Authenticator isn’t working on Android, try clearing the app’s cache and data, or uninstalling and reinstalling it. Ensure your phone’s operating system and the Authenticator app are updated. Check your phone’s network connection and ensure background app activity is enabled for Authenticator.

Was this guide helpful?

Tags: #Windows 11
Was this helpful?
Richard

About the Author

Richard

Tech Writer, IT Professional

Richard, a writer for Geek Rewind, is a tech enthusiast who loves breaking down complex IT topics into simple, easy-to-understand ideas. With years of hands-on experience in system administration and enterprise IT operations, he’s developed a knack for offering practical tips and solutions. Richard aims to make technology more accessible and actionable. He's deeply committed to the Geek Rewind community, always ready to answer questions and engage in discussions.

📚 Related Tutorials

How to Sign in using Microsoft Authenticator
Windows How to Sign in using Microsoft Authenticator
How to remove an Account from Microsoft Authenticator
Windows How to remove an Account from Microsoft Authenticator
How to Remove all accounts from Microsoft Authenticator
Windows How to Remove all accounts from Microsoft Authenticator
How to Back up your accounts in Microsoft Authenticator
Windows How to Back up your accounts in Microsoft Authenticator

No comments yet — be the first to share your thoughts!

Leave a Comment

Your email address will not be published. Required fields are marked *