Article ID: 2863204 - View products that this article applies to.
An update is available for Windows 8.1 Preview. This update improves the performance of the Search charm.
How to obtain this updateThis update is available from Windows Update
For more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/824684/ )Description of the standard terminology that is used to describe Microsoft software updates