An update is available for Windows 8.1 Preview. This update improves the robustness of data files.
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
Article ID: 2864713 - Last Review: Jul 2, 2013 - Revision: 1
Windows 8.1 Preview