This article describes the update rollup for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 that is dated March 2014. This update rollup package includes performance and reliability improvements for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2. We recommend that you apply this update rollup as part of your regular maintenance routines.
Issues that this update fixes
This update package fixes the issues that are documented in the following Microsoft Knowledge Base (KB) articles:
2914387 Address AD object renaming issues when success auditing is enabled
2918550 DNS server runs out of nonpaged pool memory when IPsec is used and there's a large volume of UDP traffic
2921501 Sppsvc.exe crashes when you activate Windows 8.1 in offline scenarios
2921502 Token activation cannot activate Windows 8.1 when multiple certificates are available
2923122 One or more properties are invalid error when you run the Get-ADUser or Get-ADComputer cmdlet
2923763 Improvements to crash dump file handling in WER in Windows 8.1 and Windows Server 2012 R2
2926970 Play To freezes when you play videos from a Windows RT 8.1 Qualcomm device to a DMR device
2929447 Other monitors are not clipped when you limit sharing to one monitor in Windows 8.1 and Windows Server 2012 R2
2929546 4K/UHD video content may not be correctly played back through Media foundation in Windows
2929881 0x80070005 error when you run DPM jobs in Windows Server 2012 or Windows Server 2012 R2
How to obtain the update
This update is available from Windows Update.
This update is provided as an important update.
If you select the Install updates automatically (recommended) Windows Update setting, this update is automatically installed.
If you select other Windows Update settings, we highly recommend that you immediately install this update through Windows Update.
Microsoft Download Center
You can also obtain the stand-alone update package through the Microsoft Download Center. For more information, go to the Microsoft Download Center, and then search for KB2928680.
To apply this update, you must be running Windows 8.1, Windows Server 2012 R2, or Windows RT 8.1.
You must restart the computer after you apply this update.
Update replacement information
This update does not replace any previously released update.
The global version of this update installs files that have the attributes that are listed in the following tables. The dates and the times for these files are listed in Coordinated Universal Time (UTC). The dates and the times for these files on your local computer are displayed in your local time together with your current daylight saving time (DST) bias. Additionally, the dates and the times may change when you perform certain operations on the files.
Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 file information notes
The files that apply to a specific product, milestone (RTM, SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table:
6.3.960 0.16 xxx
Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2
The MANIFEST files (.manifest) and the MUM files (.mum) that are installed for each environment are not listed.
For Windows RT 8.1
For all supported x86-based versions of Windows 8.1
For all supported x64-based versions of Windows 8.1 and Windows Server 2012 R2
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
Windows 8.1 Enterprise, Windows 8.1, Windows 8.1 Pro, Windows RT 8.1, Windows Server 2012 R2 Datacenter, Windows Server 2012 R2 Essentials, Windows Server 2012 R2 Foundation, Windows Server 2012 R2 Standard