Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 update rollup: December 2013

Applies to: Windows 8.1Windows 8.1 ProWindows 8.1 Enterprise More

Important When you install this update (2903939) from Windows Update, update 2911134 and update 2911804 are included in the installation.

Summary


This article describes the update rollup for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 that is dated November 2013. 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:
  • 2849027 Internet Explorer 10 security settings are silently applied to client computers when you use GPMC to view the Group Policy Preferences settings in Windows
  • 2871343 You can’t uninstall an application by using Group Policy Software Installation in a Windows Server 2012-based or a Windows Server 2012 R2-based domain
  • 2894032 Clustered virtual machine cannot access LUNs over a Synthetic Fibre Channel after you perform live migration on Windows Server 2012 or Windows Server 2012 R2-based Hyper-V hosts
  • 2900933 OOBE process freezes and Microsoft Software License Terms does not display in Arabic version or Hebrew version of Windows 8.1
  • 2903601 Credentials for an 802.1X EAP wireless connection are lost after Windows RT 8.1 OOBE
  • 2905029 Lumia 2520 camera app crashes when you stop a video recording in Windows RT 8.1
  • 2905172 Update is available that resolves certain issues in WF BPA in Window Server 2012 R2
  • 2906900 Error "0x80090004 (NTE_BAD_LEN)" occurs when you try to sign in to Windows Live Messenger in Windows 8.1 or Windows Server 2012 R2
  • 2908088 Error message when you try to open a file or a folder on a remote Linux or UNIX FTP server from a Windows 8.1 or Windows Server 2012 R2-based computer
  • 2908279 Mouse pointer stutters or freezes when you play certain games in Windows 8.1 and Windows Server 2012 R2
  • 2908523 Bringing a cluster disk online times out when lots of VSS snapshots are accumulated in Windows Server 2012 R2
  • 2908809 Virtual machines are not enumerated on a Windows Server 2012 R2-based Hyper-V server that is running in a VDI deployment
  • 2909185 Update resolves issues when you perform an application-consistent backup or restore by using Work Folders in Windows Server 2012 R2
  • 2909528 Windows RT 8.1, Windows 8.1, or Windows Server 2012 R2-based computer never enters a DRIPS
  • 2905627 Update that prevents zombie processes when process snapshotting or process cloning is used in Windows 8.1 and Windows Server 2012 R2
  • 2905630 Storage Spaces pool and space resources fail when a disk is reset in Windows Server 2012 R2
  • 2906824 Input devices do not work after you resume a Windows 8.1-based computer from the Connected Standby power state
  • 2909327 Update is available to optimize the positions of single characters in the Hong Kong quick input method dictionary in Windows 8.1 and Windows RT 8.1
  • 2903926 Update that improves battery life when you play music through a Bluetooth device in Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2
  • 2906036 Windows 8.1-based computer freezes when you try to start the computer or resume the computer from hibernate mode

More Information


Update information

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.
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 KB2903939.

Prerequisites

To apply this update, you must be running Windows 8.1, Windows Server 2012 R2, or Windows RT 8.1.

Restart information

You must restart the computer after you apply this update.

Update replacement information

This update does not replace any previously released update.

References


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