Overview of Microsoft Malicious Software Removal Tool

The Microsoft Windows Malicious Software Removal Tool helps remove malicious software from your computers running Windows 11, Windows 10, Windows 8.1, Windows Server 2012 R2, 8, Windows Server 2012, Windows 7, Windows Vista, and Windows Server 2008.

Microsoft releases a new version of the Microsoft Malicious Software Removal Tool monthly. After downloading the tool, it runs once to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection it finds.

This article contains information about how the tool differs from an antivirus product, how you can download and run the tool, and what happens when the tool finds malicious software on your computer. The advanced user section includes information for the IT administrator and additional information about managing and running the Malicious Software Removal Tool.

Technical Details and System Requirements

• Supported OS: Windows 11, Windows 10, Windows 8.1, Windows 7
• RAM (Memory): 2 GB RAM (4 GB recommended)
• Free Hard Disk Space: 200 MB or more