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Windows 🟡 Intermediate

How to Add your Accounts to Microsoft Authenticator

Richard
Written by
Richard
May 18, 2026 5 min read
Smartphone showing authentication screen with glowing shield icon
Smartphone showing authentication screen with glowing shield icon

Want to simplify your logins and boost security? Microsoft Authenticator is here to help. This free mobile app acts like a digital authenticator, creating one-time passcodes (OTPs – these are short codes that change regularly) and allowing passwordless logins for services that support it. You can add different kinds of accounts, like your personal Microsoft account (for Outlook.com or Xbox), work or school accounts managed by Microsoft Entra ID (which is Microsoft’s identity and access management service), and even non-Microsoft accounts that generate Time-based One-Time Passwords (TOTP), such as Google or Facebook. Adding these accounts to Microsoft Authenticator in 2024 will streamline your digital life by swapping multiple passwords for secure, app-generated codes.

⚡ Quick Answer

Download the Microsoft Authenticator app from your phone’s app store. Open the app, tap the plus icon, and select “Personal account” or “Work or school account.” Scan the QR code provided by the service you are adding.

Getting Started with Microsoft Authenticator

First, you need the Microsoft Authenticator app. You can get it for Android and iOS phones. If you don’t have it, download it from your phone’s app store.

Download and Install the App

  • Go to the Google Play Store or the Apple App Store.
  • Search for “Microsoft Authenticator” and download the app. It’s free.

Tip: Make sure you download the app from Microsoft Corporation. This ensures it’s the real app and is secure.

Adding Your Personal Microsoft Account

This is for your everyday Microsoft account. Use it for Outlook.com, OneDrive, Xbox, and more. Adding it to Authenticator makes signing in faster and more secure.

Option 1Verify Sign-Ins with the App

Option 1: Verify Sign-Ins with the App. This method lets you approve logins directly from your phone, even if you forget your password. It’s a great way to start using the app.

  1. Sign in to your Microsoft account online: Open a web browser on your computer and go to account.microsoft.com/security. Sign in with your Microsoft account details.
  2. Manage your sign-in methods: Once logged in, look for an option like “Manage how I sign in” or “Security basics.” Click it. This shows you all the ways you can prove it’s you when you log in.
  3. Add a new verification method: Find and select “Add a new way to sign in or verify.” Choose “Use an app.”

Tip: If you haven’t installed Authenticator on your phone yet, you might see a prompt to “Get it now.” Follow those steps first. If you have the app, you might need to select “Set up a different Authenticator app” or something similar.

  1. Set up on your phone: Your computer screen will show a QR code. Open the Microsoft Authenticator app on your phone. Tap the plus icon (+). Select “Personal account,” then choose “Scan a QR Code.”
  1. Confirm on your computer: Once your phone scans the QR code, the app will add your account. Your computer should then show that setup is complete. You have now linked your personal Microsoft account to Authenticator!
Microsoft account security settings: Add another way to sign in.
Microsoft account security settings: Add another way to sign in.
Microsoft Authenticator app setup: Add another way to sign in.
Microsoft Authenticator app setup: Add another way to sign in.
Download Microsoft Authenticator app to add accounts for sign-in.
Download Microsoft Authenticator app to add accounts for sign-in.
QR code to download Microsoft Authenticator app for account sign-in.
QR code to download Microsoft Authenticator app for account sign-in.

Option 2Use Authenticator for Two-Step Verification

This makes the app your main way to verify your identity. It adds an extra layer of security. Each time you sign in from a new device or browser, you’ll get a prompt on your phone to approve.

  1. Go to your security settings: Go to account.microsoft.com/security and sign in.
  2. Manage sign-in options: Find and click “Manage how I sign in.”
  3. Turn on Two-Step Verification: Scroll down to the “Two-step verification” section. Click “Turn on ” or “Set up.”

Tip: If you already set up Authenticator using Option 1, this step might be faster. The system will know you have the app.

  1. Follow the instructions: Microsoft will guide you. This will likely involve scanning a QR code on your computer with your Authenticator app. Select “Personal account” then tap “Scan a QR Code.”

Warning: This QR code is important for security. It makes sure you are the one setting up Authenticator on your phone. Treat it like a password and don’t share it.

  1. Approve the prompt: After scanning, you will get a notification on your phone through the Authenticator app. Tap “Approve” to confirm.

Option 3Go Passwordless (The Future is Here!)

Imagine signing in without typing a password – just a quick tap on your phone. That’s the magic of passwordless sign-in with Microsoft Authenticator, and it’s often the most secure and convenient option.

  1. Access your security settings: Go to account.microsoft.com/security and sign in.
  2. Manage sign-in methods: Select “Manage how I sign in.”
  3. Enable Passwordless sign-in: Scroll down to the “Passwordless account” section and choose “Turn on ” or “Set up.”
  4. Follow the prompts: You will be guided through a process. This usually involves verifying your identity one last time. Often, you’ll approve a notification sent to your Authenticator app.
Turn on app verification for Microsoft account sign-ins.
Turn on app verification for Microsoft account sign-ins.

Tip: Make sure your Authenticator app is updated for this feature to work well. You might also need to register your device in the app if asked.

Summary

This guide shows you how to set up the Microsoft Authenticator app on your phone. You learned how to add both personal Microsoft accounts and work or school accounts. We covered methods like using QR codes and direct sign-ins. The guide also explained how to enable two-step verification and passwordless sign-in for personal accounts. Finally, common troubleshooting tips for errors and admin restrictions were provided. Using Microsoft Authenticator helps make your online accounts more secure and simplifies the login process.

How do I manually add an account to Microsoft Authenticator?

To manually add an account, open the Microsoft Authenticator app, tap the ‘+’ icon, select ‘Other account’, and then choose ‘Enter code manually’. You’ll need to input the account details and the secret key provided by the service you are adding.

Why can't i add an account to Microsoft Authenticator?

If you’re having trouble adding an account, it might be because of a wrong secret key, an expired QR code, a weak internet connection, or because the service doesn’t support TOTP (Time-based One-Time Password). Double-check you have the right details and a stable connection. Some older services might also have compatibility issues.

How to add account in Microsoft Authenticator without QR code?

To add an account without a QR code, open the Authenticator app, tap the ‘+’ icon, select ‘Other account’, and choose ‘Enter code manually’. You will then need to input the account name and the secret key provided by the service.

How do I set up Microsoft Authenticator if I got a new phone?

On your new phone, download and install Microsoft Authenticator. Open the app and select ‘Get started’. Choose ‘Restore from backup’ if you previously backed up your accounts to the cloud. Otherwise, you’ll need to re-add accounts manually or via QR codes.

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Tags: #Windows 11
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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.

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