Anti-malware platform update for Windows Defender is available in Windows 8

Introduction

This article describes an anti-malware platform update for Windows Defender that is available in Windows 8. This anti-malware platform update for Windows Defender updates Windows Defender services, drivers, and UIs.

Microsoft regularly releases anti-malware platform updates to guarantee consistency in protection, performance, robustness, and usability in a malware landscape that is constantly changing.

More Information

This anti-malware platform update contains the following improvements:
  • Adds new malware remediation functionality to the anti-malware platform.
  • Adds anti-tampering improvements to the anti-malware platform.
  • Improves overall performance of the anti-malware platform.

Known issue

When you apply this update to a computer that has Korean set as the system language, some strings in Windows Defender revert to English. 

Update information

How to obtain this update

Windows Update
This update is available from Windows Update.
Microsoft Download Center
The following files are available for download from the Microsoft Download Center:
Operating systemUpdate
All supported x86-based versions of Windows 8Download Download the update package now.
All supported x64-based versions of Windows 8Download Download the update package now.
For more information about how to download Microsoft support files, click the following article number to view the article in the Microsoft Knowledge Base:
119591 How to obtain Microsoft support files from online services
Microsoft scanned this file for viruses. Microsoft used the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help prevent any unauthorized changes to the file.

Prerequisites

To apply this update, you must be running Windows RT, Windows 8.

Registry information

To apply this update, you do not have to make any changes to the registry.

Restart requirement

You must restart the computer after you apply this update.

Update replacement information

This update does not replace a previously released update.
File information

More Information

For more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base:
824684 Description of the standard terminology that is used to describe Microsoft software updates
Properties

Article ID: 2781197 - Last Review: Apr 19, 2013 - Revision: 1

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