Compatibility update is available for Windows 8 and Windows Server 2012

Applications or devices that experience a change in behavior after you install this update

This compatibility update is available to make sure that Windows Updates install updates successfully on computers that have the Nalpeiron Licensing Service installed.

Certain versions of the Nalpeiron Licensing Service and its variants prevent certain updates from being installed through Windows Update. Affected updates include update 2770917 and update 2779768. 
For more information about update 2770917 and update 2779768, click the following article numbers to view the articles in the Microsoft Knowledge Base:

2770917 Windows 8 and Windows Server 2012 cumulative update: November 2012

2779768 Windows 8 and Windows Server 2012 cumulative update: December 2012

Note The Nalpeiron Licensing Software is licensed for use in applications that are created by other software publishers. Software publishers who use the Nalpeiron Licensing Software are encouraged to update their applications to use the current versions of the Nalpeiron Licensing Software.

This compatibility update also resolves the issues that are described in the following articles:

Update information

How to obtain this update

Windows Update

This update is available from Windows Update.

Note This update is available for the release version of Windows 8 and of Windows Server 2012.

Microsoft Download Center

The following files are available for download from the Microsoft Download Center:
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.

The kinds of problems that are resolved by application compatibility updates

When you try to install and run certain games or applications in Windows 8 or in Windows Server 2012, you may experience one or more of the following symptoms:

• The game, the application, or the driver is installed incorrectly.
• The game, the application, or the driver causes system instability.
• The primary functions of the game, of the application, or of the firmware do not work correctly.

Prerequisites

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.