Home » Guides » Security »

Published on 06.25.09 by Brent Trahan

Manually Download New Microsoft Security Essentials’ Definitions

Learn how to manually download new antivirus and spyware definitions for Microsoft Security Essentials (MSE).

Manually Download Latest MSE Definitions

Note: Choose to save the definitions file when downloading it. Don’t forget where you saved it!

Install Downloaded Definitions

Windows 7, Vista

Right-click the downloaded definitions file and then select Run as administrator.

Windows XP

Simply double-click the downloaded definitions file while logged in as a user with administrative privileges.

Still need help? Ask your computer question now.

Related Guides:

Leave a Reply

Subscribe to this guide's comments RSS feed.

Microsoft Windows is a registered trademark of Microsoft Corporation. Microsoft Corporation in no way endorses or is affiliated with MAXIMUMpcguides.com. All other products mentioned are registered trademarks of their respective companies. MAXIMUMpcguides IS NOT RESPONSIBLE for any damage or data loss to your computer from using this web site. All information on MAXIMUMpcguides is provided on an AS IS basis with NO WARRANTIES.

Copyright 2006-2016 Brent Trahan. All rights reserved.