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How to Remove all accounts from Microsoft Authenticator

Richard
Written by
Richard
May 18, 2026 Updated Jul 12, 2026 4 min read
Smartphone with dissolving account icons full reset
Smartphone with dissolving account icons full reset

Removing all accounts from Microsoft Authenticator means completely clearing the app, either by deleting and reinstalling it or by manually removing each account one by one from within the app.

Microsoft Authenticator is a free mobile app that adds an extra layer of security to your online accounts, asking for a code from your phone in addition to your password.

This process is useful if you are switching to a new phone or simply want to ensure no old account details remain in the app.

For a full reset, uninstalling the app from your current device and then reinstalling it is the quickest way to start fresh.

⚡ Quick Answer

To remove all accounts, clear the app’s data via your phone’s Settings menu on Android. On iPhone, offload the app through Settings and then reinstall it from the App Store. Both methods reset the app to its initial state.

What Happens When You Remove All Accounts?

Removing all accounts from Microsoft Authenticator makes the app like new, completely empty, ready for you to download it again.

Removing All Accounts: The Full Reset

The most thorough way to remove every account from the Authenticator app is to do a full reset, which clears all the app’s data and makes it like new.

Clearing App Data on Android

To remove all accounts from Microsoft Authenticator on your Android phone, you can clear the app’s data through your phone’s settings. This completely resets the app, removing all your saved accounts and sign-in information. It’s a process that gets the app ready for a fresh start without any old data.

  1. Unlock your Android phone. Find the Settings app. It usually looks like a gear icon.
  2. Scroll down and tap on Apps (or it might say “Applications” or “App Management”). You’ll see a list of all your apps here.
  3. Scroll until you find Authenticator and tap on it.
  4. On the Authenticator app’s info screen, look for Storage or Storage & cache and tap it.
  5. You’ll see options to manage the app’s storage. Tap on Clear data.
  6. A message will pop up asking if you’re sure. Warning: This action is permanent! Tap OK or Confirm to continue.
Clearing data for Microsoft Authenticator app in Android Settings.
Clearing data for Microsoft Authenticator app in Android Settings.

After removing all accounts from Microsoft Authenticator, the app’s main screen will reset. The Microsoft Authenticator application will then appear as if it were freshly installed, showing zero accounts.

Offloading the App on iPhone

Removing all accounts from Microsoft Authenticator on an iPhone involves offloading the app first, then reinstalling it. This process clears all stored data and accounts from the app. After reinstalling, the app is like new, ready for you to add your accounts again.

  1. Unlock your iPhone. Go to the main Settings app.
  2. Tap on General, then tap iPhone Storage.
  3. Scroll down the list of apps until you find Authenticator and tap on it.
  4. You’ll see an option that says Offload App. Tap this. This removes the app but keeps its data for now.
  5. Tip: Offloading removes the app, but the next step is what truly resets it. Don’t skip it!
  6. Now, go back to your iPhone’s Home Screen. Find the Authenticator app icon. It might have a small cloud icon next to it. Tap this icon to reinstall the app.
  7. Important Warning: Just like on Android, this process removes all accounts and resets the app. There is no going back. Once you reinstall and open the app, it will be empty. Your device won’t be able to verify sign-ins until you add accounts again.

By offloading and then reinstalling, you get the same result as clearing data on Android: a completely fresh Authenticator app.

Summary

Resetting the Microsoft Authenticator app clears all stored account data, returning it to its initial, factory-fresh state. This action removes every account previously registered within the app.

How do I remove all accounts from the Microsoft Authenticator app?

To remove all accounts, you can either delete the Microsoft Authenticator app from your device and reinstall it, or manually delete each account individually within the app’s settings. This provides a clean slate for the application.

Why can't I remove an account from Microsoft Authenticator?

If you’re unable to remove an account, ensure you are following the correct procedure within the app. Sometimes, a pending sync or a temporary app glitch might prevent removal. Restarting the app or your device can often resolve this issue.

How do I clear my Microsoft Authenticator cache?

Clearing the cache for Microsoft Authenticator involves uninstalling and then reinstalling the app. There isn’t a direct cache-clearing option within the app itself. This process effectively resets the app to its default state.

How do I remove old devices from Microsoft Authenticator?

To remove old devices, you need to access your Microsoft account security settings online. Navigate to ‘Advanced security options’ and under ‘Additional security verification,’ you can manage and remove devices associated with your account.

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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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