Assume that you use the Windows Desktop Sharing API, and that you share from a multi-monitor setup in Windows 8.1 and Windows Server 2012 R2. When you limit sharing to one monitor, other monitors are displayed as black instead of as the selected monitor.
To resolve this issue, install update rollup 2928680.
For more information about how to obtain update rollup 2928680, click the following article number to go to the article in the Microsoft Knowledge Base:
2928680 Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 update rollup: March 2014
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