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This article describes an antimalware platform update package for the following clients:

  • Microsoft System Center 2012 R2 Configuration Manager Endpoint Protection clients

  • Microsoft System Center 2012 Endpoint Protection Service Pack 1 (SP1) clients

  • Microsoft Forefront Endpoint Protection 2010 clients

  • Windows Server 2012 R2

  • Windows 8.1

  • Windows Server 2012

  • Windows 8

  • Windows Server 2008 R2

  • Windows 7

  • Windows Server 2008

  • Windows Vista

These packages update Endpoint Protection client services, drivers, and user interface components.

Microsoft regularly releases antimalware platform updates to guarantee consistency in protection, performance, robustness, and usability in a malware landscape that is constantly changing. This update package is dated May 2015.

Update information

This antimalware platform update contains the following improvements:

  • The installation or upgrade of the Endpoint Protection client no longer fails on Windows 7-based computers that have Windows Management Framework 4.0 installed. Errors that resemble the following are no longer recorded in MSSecurityClient_Setup_4.*_EppManagement_Install.log, where the asterisk (*) represents the Endpoint Protection client version number:

    CAQuietExec64:  Error 0x80070001: Command line returned an error.
    CAQuietExec64:  Error 0x80070001: CAQuietExec64 Failed
    CustomAction BlueProviderInstall returned actual error code 1603 (note this may not be 100% accurate if translation happened inside sandbox)

  • The "Disable Client UI" option is now honored when it is selected from the notification area icon.

How to obtain this update

This update is available from Microsoft Update.

Microsoft Update

Antimalware platform updates for System Center 2012 R2 clients, System Center 2012 clients, and Forefront Endpoint Protection 2010 clients are available from Microsoft Update.

For information about the change to Microsoft Update for obtaining these updates, see the following System Center Configuration Manager Team Blog article:

Anti-malware platform updates for Forefront Endpoint Protection/System Center Endpoint Protection will be released to Microsoft Update


To apply this update, you must have one of the following installed:

  • System Center 2012 R2 Configuration Manager

  • System Center 2012 Configuration Manager Service Pack 1

  • Service Pack 2 for System Center Configuration Manager 2007 and Update Rollup 1 for Forefront Endpoint Protection 2010

Restart information

You may have to restart the computer after you apply this update.

Note We recommend that you close Configuration Manager Administration Console before you install this update package.

Update replacement information

This update replaces the following updates:

3041687 Revised February 2015 antimalware platform update for Endpoint Protection clients

Version information

This update brings the antimalware client version to To find the version information, click About on the Help menu of the Endpoint Protection client user interface.

File information

The English version of this hotfix has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.

File name

File version

File size














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