Larry Written by Larry

How to Remove Signature from Outlook (Desktop, Web, and Mobile)

Email signatures are important for professional communication. However, you might want to remove or turn off your signature in Microsoft Outlook. This guide shows you how to remove email signatures, whether you are using Outlook on your desktop, the web, or a mobile device.

  1. How to Remove Signature from Outlook on Desktop (Windows/Mac)
  2. How to Remove Signature from Outlook Web (OWA)
  3. How to Remove Signature from Outlook Mobile App
  4. How to Temporarily Disable a Signature in Outlook
  5. Disable Email Signatures on Outlook for Multiple Users
  6. Common Issues and Troubleshooting

How to Remove Signature from Outlook on Desktop (Windows/Mac)

If you use Microsoft Outlook on Windows or Mac, you can easily delete or change your signature in the Outlook Options menu.

Windows:

  1. Open Outlook on your Windows or Mac computer.
  2. Click the gear icon in the upper right corner.
    settings-in-outlook
  3. In the Outlook Settings window, click Accounts.
  4. Go to Signatures.
    account signatures outlook
  5. In the Select signature to edit section, choose the signature you want to remove.
  6. Click Delete or clear the signature text manually.
    delete signature outlook
  7. Under Select default signature, set New messages and Replies/forwards to (No signature).

Mac:

  1. Open Outlook.
  2. Go to Outlook in the top menu bar > Preferences.
  3. Click Signatures.
  4. Find the signature you want to remove.
  5. Select it and click the minus (-) button.
    Save changes.

This method lets you manually delete or turn off signatures within Microsoft Outlook on your desktop.

How to Remove Signature from Outlook Web (OWA)

Are you using Outlook in your browser, also known as Outlook Web App (OWA)? 

Here’s how to remove your signature:

  1. Go to outlook.office.com and sign in.
  2. Click the Settings (gear) icon in the upper right corner.
    settings web outlook
  3. In the Outlook Settings window, go to Accounts.
  4. Navigate to Signatures.
  5. In the Select signature to edit section, choose the signature you want to remove.
    select signature outlook
  6. Click Delete or clear the signature text manually.
  7. Under Select default signature, set New messages and Replies/forwards to (No signature).
    no signature

You’ve now successfully removed your email signature in Outlook Web.

How to Remove Signature from Outlook Mobile App

Android:

  1. Open the Outlook app.
  2. Tap the menu button (top left), then tap Settings (gear icon).
  3. Tap Signature.
  4. Delete the text in the signature box to remove it.
  5. Tap the checkmark to save.

iOS:

  1. Open Outlook app.
  2. Tap your profile icon (top left), then Settings (gear icon).
  3. Scroll to Signature.
    signatures ios outlook
  4. Erase the signature text.
  5. Tap the checkmark to save.

Note: The mobile app does not support HTML signatures, so only plain text signatures are used.

How to Temporarily Disable a Signature in Outlook

Want to stop using your signature for now without deleting it? Here’s how:

On Desktop:

Go to Settings > Accounts >  Signatures.

In the Select default signature section, change both "New messages" and "Replies/forwards" to (No signature).
Your signature is now disabled, but not deleted. You can enable it again later.
no signature

On Web:

  1. Go to Settings > Accounts >  Signatures.
  2. Uncheck both signature auto-insert options.
  3. Click Save.

You can temporarily turn off email signatures if you are testing, updating your branding, or sending personal messages.

newoldstamp signature

Disable Email Signatures on Outlook for Multiple Users

If you’re an admin and want to disable signatures for your entire organization (like for branding or compliance), you can do this via Group Policy or Microsoft 365 Exchange Admin Center.

Using Group Policy (Windows):

  1. Open Group Policy Management.
  2.  in this domainSelect create a GPO, and link it to the OU (Organizational Unit) where your users are.
  3. Go to User Configuration > Administrative Templates > Microsoft Outlook > Mail Format.
  4. Find the setting "Allow Signatures for e-mail messages".
  5. Set it to Disabled.
  6. Apply the GPO.

This will disable signatures for all users in that group.

Using Exchange Admin Center:

  1. Log in to the Microsoft 365 admin center.
  2. Go to Exchange Admin Center.
  3. Under mail flow, create a new rule to remove signatures or disclaimers.
  4. This method is more advanced but gives full control.

email signature newolstamp

Common Issues and Troubleshooting

Even after following the steps, you might still have some common issues. Here’s how to fix them:

Signature Still Appears After Removal

  • Double-check that you saved the changes.
  • Look for multiple email accounts: you may have removed the signature for one, but not another.
  • Restart Outlook.

Sync Issues Between Devices

If you use Outlook on multiple devices, and the signature keeps coming back:

  1. Ensure you’ve removed or disabled the signature on each device (desktop, mobile, web).
  2. Signatures don’t always sync automatically unless managed through Microsoft 365 central admin tools.

Admin Settings Blocking Changes

If you can’t edit or remove your signature:

  • Your admin may have applied a GPO or Exchange rule.
  • Contact your IT administrator for help.
  • They might have used a script or group policy to set or lock down email signatures.

You can quickly remove or disable your signature in Outlook, whether you are using it on Windows, Office 365 online, or a mobile app. Businesses can manage Outlook signatures for all users to keep branding consistent and meet compliance rules. You can delete, manually remove, or disable your signature, depending on your needs

If you're looking to streamline email signature management for your team, Newoldstamp email signature generator is the solution you need. This tool saves you valuable time and eliminates errors, ensuring consistency across all user signatures. Want to leave a lasting impression in every email you send? With Newoldstamp, you can effortlessly create and oversee stunning, uniform signatures for everyone in your company.

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Larry

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Larry

Product Manager at Newoldstamp

Larry is the guru of email signature management and Product Manager at Newoldstamp. He is responsible for all product updates and new features, and he is passionate about helping businesses use email signatures to boost their sales and marketing efforts.

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