Notice: This website is an unofficial Microsoft Knowledge Base (hereinafter KB) archive and is intended to provide a reliable access to deleted content from Microsoft KB. All KB articles are owned by Microsoft Corporation. Read full disclaimer for more details.

An update is available to update the digital signature on the files that are produced by Microsoft in Windows 8 and Windows Server 2012

View products that this article applies to.


On a computer that is running Windows 8 and Windows Server 2012, the digital signature on the files that are produced and signed by Microsoft will expire prematurely. This issue is also described in Microsoft Security Advisory 2749655. This update contains correctly signed versions of files and updates the Microsoft .NET Framework 3.5 files.

For more information about Microsoft Security Advisory 2749655, go to the following Microsoft website:

↑ Back to the top

More Information

Update information

How to obtain this update

Windows Update
This update is available from Windows Update.


To apply this update, you must be running Windows 8 or Windows Server 2012.

Registry information

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

Restart requirement

You do not have to restart the computer after you apply this update.

Update replacement information

This update does not replace a previously released update.

↑ Back to the top


Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

↑ Back to the top

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

↑ Back to the top

Keywords: kb, kbfix, atdownload, kbexpertiseadvanced, kbsurveynew

↑ Back to the top

Article Info
Article ID : 2769166
Revision : 1
Created on : 1/7/2017
Published on : 12/11/2012
Exists online : False
Views : 260