How to Delete an Account from Outlook (And What That Actually Means)

Removing an email account from Outlook sounds straightforward — but what actually happens depends on which Outlook you're using, what type of account you're removing, and whether you want to delete it from one device or everywhere. Getting clear on those distinctions first saves a lot of confusion.

What "Deleting" an Account in Outlook Really Does

Removing an account from Outlook does not delete the email account itself. It disconnects Outlook from that account — stopping it from syncing new messages, showing your inbox, or sending mail through it. Your Gmail, Outlook.com, Yahoo, or work email still exists; you just won't see it inside the Outlook app anymore.

This is an important distinction. If you want to permanently close an email account (like a Microsoft or Google account), that's a separate process done through the account provider's website — not inside Outlook.

How to Remove an Account from Outlook on Windows (Desktop App)

The classic Outlook desktop app — part of Microsoft 365 or older Office versions — manages accounts through its settings panel.

1. Open Outlook and go to File in the top menu.
2. Select Account Settings, then click Account Settings again from the dropdown.
3. In the Email tab, you'll see a list of all connected accounts.
4. Select the account you want to remove and click Remove.
5. Confirm the removal when prompted.

Once removed, Outlook stops syncing that account. Any emails already downloaded and stored locally in a PST file may remain on your computer depending on your data file settings — Outlook doesn't automatically delete locally cached data when you remove an account.

How to Remove an Account from Outlook on Mac

The Mac version of Outlook handles account removal slightly differently:

1. Open Outlook and go to Tools in the menu bar.
2. Click Accounts.
3. In the left sidebar, select the account you want to remove.
4. Click the minus (–) button at the bottom of the accounts list.
5. Confirm you want to delete the account.

On Mac, removing an account also removes the locally synced data associated with it, so the process is a bit cleaner than on Windows.

How to Remove an Account from the Outlook Mobile App 📱

On iOS and Android, the Outlook app manages accounts through its in-app settings:

1. Tap your profile icon or the hamburger menu in the top corner.
2. Tap the gear/settings icon at the bottom.
3. Scroll down to find the account you want to remove under the accounts section.
4. Tap the account name, then select Delete Account.
5. Confirm the removal.

The mobile app only removes the account from that specific device. If you use Outlook on multiple phones or tablets, you'd need to repeat this on each one.

How to Remove an Account from Outlook on the Web (Outlook.com)

If you're using Outlook.com in a browser, there's no concept of "connected accounts" to remove in the same way — you're already logged into a Microsoft account. What you can do is manage connected third-party accounts (like a Gmail you've linked):

1. Go to Settings (gear icon) in Outlook.com.
2. Search for Sync email or navigate to Mail > Sync email.
3. Under Connected accounts, find the account you want to disconnect.
4. Select it and choose Delete or Remove.

This stops Outlook.com from pulling in email from that connected account.

Key Variables That Affect the Process 🔧

Not every removal works the same way. Several factors shape what you'll experience:

Exchange and Work Accounts: A Different Animal

If the account you're trying to remove is a Microsoft Exchange or Microsoft 365 work account, the process may be restricted. Organizations often use Mobile Device Management (MDM) policies that control whether you can add or remove corporate accounts from personal devices. In those cases, attempting to remove the account may be greyed out, blocked, or may trigger a remote wipe of company data from your device.

This is intentional — companies protect corporate data by controlling how their email accounts are managed on endpoints.

What Happens to Your Local Data After Removal

This is where users are often surprised. On Windows, Outlook stores mail in PST (Personal Storage Table) files or OST (Offline Storage Table) files. Removing an account from Outlook doesn't automatically delete those files from your hard drive. If storage is a concern, you'd need to manually locate and delete those files through File Explorer after removing the account.

On mobile, locally cached data is typically cleared when you delete the account from the app.

The Part That Depends on Your Setup

Whether this process takes 30 seconds or runs into complications depends entirely on what you're working with — which version of Outlook is installed, what kind of account you're removing, whether your device is enrolled in corporate management, and what you want to happen to your locally stored mail afterward.

Someone removing a personal Gmail from Outlook on their phone has a completely different experience than someone trying to remove a managed Exchange account from a work laptop. The steps above cover the mechanics — but what applies to your situation comes down to your specific environment and what outcome you're actually looking for.