Install this update to resolve issues caused by revised daylight saving time and time zone laws in several countries. This update enables your computer to automatically adjust the computer clock on the correct date in 2012. After you install this item, you may have to restart your computer.

Install this update to resolve a set of known application compatibility issues with Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.

Assume that you have a computer that is running Windows 8. Additionally, assume that you start a desktop app from the Autoplay dialog box of an external media for the first time, and then you close the desktop app immediately. In this situation, the Program Compatibility Assistant dialog box appears and you receive the following error message unexpectedly:
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After you apply this update, you will not receive the error message in the Program Compatibility Assistant dialog box in the situation that is described in the "Symptoms" section.