A compatibility update is a software update that improves the compatibility experience in Windows 8 and in Windows Server 2012. Microsoft regularly releases Windows compatibility updates to improve the overall user experience.
This compatibility update is dated December 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:
2787757 Configuring Updates stage stops at 15 percent completion when you try to install update 2770917 in Windows 8
2787752 You cannot add features in Windows 8
How to obtain this 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:
All supported x86-based versions of Windows 8
All supported x64-based versions of Windows 8
All supported x64-based versions of Windows Server 2012
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.
To apply this update, you must be running Windows 8 or Windows Server 2012.
To apply this update, you do not have to make any changes to the registry.
You do not have to restart the computer after you apply this update.
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 The third-party products that this article discusses are manufactured by companies that are independent of Microsoft. Microsoft makes no warranty, implied or otherwise, about the performance or reliability of these products.