An update is available for Windows 8.1 Preview that improves the stability of the OneDrive service.
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: 2871052 - Last Review: Feb 25, 2015 - Revision: 1
Windows 8.1 Preview