How To Sign Out Of Microsoft Outlook: A Step-by-Step Guide

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Published on November 9, 2025

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Microsoft Outlook is a powerful tool for managing your email, calendar, and contacts. Whether you’re using Outlook on your computer, phone, or the web, knowing how to sign out properly is essential for protecting your privacy and security, especially if you’re using a shared device. This guide provides clear, step-by-step instructions for signing out of Microsoft Outlook across various platforms.

Signing out of Outlook ensures that your email and personal information remain secure when you’re finished using the application. It’s a quick and simple process that can prevent unauthorized access to your account. Let’s explore the different methods for signing out of Outlook on different devices.

What are the steps to sign out of Microsoft Outlook?

Signing Out of Outlook on the Desktop Application (Windows/Mac)

Open Microsoft Outlook. Launch the Outlook application on your computer.
Click on “File” in the top left corner. This will open the Outlook menu.
Select “Account Settings.” A dropdown menu will appear.
Click “Sign Out.” This option is available in newer versions of Outlook. If you don’t see “Sign Out,” proceed to the next step.
Click “Exit Outlook” This will close the application and sign you out of all connected accounts.

Signing Out of Outlook on the Web (Outlook.com)

Open your web browser and go to Outlook.com. Sign in to your account if you aren’t already.
Click on your profile icon. This is usually located in the top right corner of the page.
Select “Sign out.” This will immediately sign you out of your Outlook account on the web.

Signing Out of Outlook on the Mobile App (iOS/Android)

Open the Outlook mobile app.
Tap your profile icon. This is usually located in the top left corner.
Tap the settings icon (gear icon).
Select the email account you want to sign out of.
Scroll down and tap “Remove Account.”
Confirm the removal. This will sign you out of the selected account.

Signing Out of Multiple Accounts

If you have multiple accounts connected to your Outlook desktop application, repeat the steps under “Signing Out of Outlook on the Desktop Application” for each account.
On the mobile app, you can remove each account individually by following the steps under “Signing Out of Outlook on the Mobile App.”

Tips for Secure Sign-Outs

Always sign out: Especially on shared or public computers.
Close the browser: After signing out of Outlook on the web.
Use strong passwords: And enable two-factor authentication for added security.
Regularly review your account activity: To check for any suspicious behavior.

Outlook Account Security

Action	Desktop App	Web (Outlook.com)	Mobile App
Sign Out Method	File > Account Settings > Sign Out/Exit	Profile Icon > Sign Out	Profile Icon > Settings > Remove Account
Best Practice	Exit Outlook after signing out	Close browser window after signing out	Remove account when not actively using
Security Note	Ensure no one is watching your screen	Clear browser cache if using a public computer	Use device passcode or biometric authentication

FAQ

How do I sign out of Outlook if I don’t see the “Sign Out” option? If you don’t see “Sign Out” in the desktop application, simply close the application. This will sign you out of all connected accounts.

What happens when I remove an account from the Outlook mobile app? Removing an account signs you out and prevents the app from syncing new emails, calendar events, and contacts for that account.

Is it necessary to sign out of Outlook on my personal computer? While not always necessary, it’s a good security practice, especially if others have access to your computer.

How often should I sign out of Outlook on a shared computer? You should sign out every time you finish using Outlook on a shared computer to prevent unauthorized access to your account.

What should I do if I suspect someone has accessed my Outlook account without my permission? Immediately change your password and review your account activity for any suspicious emails or calendar events. Consider enabling two-factor authentication for added security.

Keeping Your Outlook Account Secure

Knowing how to sign out of Microsoft Outlook is crucial for maintaining the security of your personal information. By following the steps outlined in this guide, you can ensure that your email, calendar, and contacts remain protected across all your devices.