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The May 2014 Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 update rollup package resolves issues, and includes performance and reliability improvements. We recommend that you apply this update rollup as part of your regular maintenance routines. Check out the fixed issues and prerequisites in this update.

Issues that this update fixes

This update package fixes the issues that are documented in the following Microsoft Knowledge Base (KB) articles:

  • 2957018 VMMS.exe process crashes after restart on a Windows 8.1 or Windows Server 2012 R2-based Hyper-V cluster

  • 2955628 Nodes are broken in cluster RHS upon file backchannel invalidation in Windows Server 2012 R2

  • 2955626 Copy Cluster Role wizard does not preserve volume path when you move a CSV to Windows Server 2012 R2

  • 2953565 Incorrect AllowedChildClassesEffective value when you create a domain user account in Windows Server 2012 R2

  • 2953561 0x0000007F Stop error in nlb.sys, ndis.sys, or netvsc63.sys in Windows Server 2012 R2

  • 2953558 "0x7e" Stop error when you run SMB direct stress in Windows Server 2012 R2

  • 2953324 "Pending Restart" status is displayed for a HAP update in Windows 8.1 or Windows Server 2012 R2

  • 2953222 Touch input problem when you use some applications on Windows 8.1 and Windows Server 2012 R2

  • 2953216 Video glitch when you use a Wi-Fi adapter to play a Miracast stream in Windows 8.1 or Windows Server 2012 R2

  • 2953188 "0x0000010D" Stop error when you unplug a XInput device in Windows RT 8.1 or Windows 8.1

  • 2942612 Geofence events do not trigger or trigger incorrectly on a Windows 8.1-based computer that connects to Mobile broadband

  • 2939490 Records on WINS server are added incorrectly when you use the Netsh command in Windows Server 2012 R2 or Windows Server 2008 R2

  • 2937044 You cannot log on as a local administrator when you restart in DSRepair mode

  • 2935613 Authentication fails when a device is Workplace Joined by using Azure DRS

  • 2935608 Web Application Proxy cannot detect the updated certificate after it automatically updates on Windows Server 2012 R2

  • 2935389 System shows a high nonpaged pool utilization from pool tag AfdP

  • 2929869 CSV snapshot file is corrupted when you create some files on the live volume in Windows

  • 2928492 Cannot connect to remote applications hosted on a Windows Server 2012 R2 or Windows Server 2008 R2 SP1-based computer

  • 2927901 SetDefaultPrinter sets a wrong default printer in Windows

  • 2916266 Mstsc.exe crashes when you print a large document from an RDS session

  • 2912805 AD replication fails with an RPC issue after you set a static port for NTDS in a Windows-based domain environment

  • 2908783 Data corruption occurs on iSCSI LUNs in Windows

  • 2905035 Print jobs that use the LPR protocol aren't displayed in the print queue

  • 2901876 "Could not reconnect all network drives" error after you deploy a policy that contains a mapped drive in Windows Server 2012 R2 or Windows Server 2012

  • 2896881 Long logon time when you use the AddPrinterConnection VBScript command to map printers for users during logon process in Windows Server 2012 R2 or Windows Server 2008 R2 SP1

  • 2885616 Filter Manager Verifier unexpectedly flags a violation after a mini-filter performs a reparse operation in Windows

  • 2871131 The size of the "HKEY_USERS\.DEFAULT" registry hive continuously increases on a Windows Server-based server

  • 2855919 New countries are added to the Activate Server wizard on a Windows Server-based license server

  • 2961067 You cannot add or delete a cluster resource by using PowerShell commands in Windows Server 2012 R2-based cluster

  • 2961064 Storage pool stops working when a disk is removed from a Windows Server 2012 R2-based cluster

  • 2961061 Cannot scan or install updates after you configure the web proxy on a Windows Server 2012 R2-based cluster

  • 2961059 Update to identify the faulty disk when Storage Spaces resource cannot be online in a Windows Server 2012 R2 cluster

  • 2961058 A cluster-wide deadlock in a Windows Server 2012 R2-based cluster when a CSV disk is paused

  • 2961042 Printer server goes offline when you wake up the computer at another network location in Windows RT 8.1 or Windows 8.1

  • 2960764 Smart Search reliability update for Windows 8.1 and Windows Server 2012 R2

  • 2960396 Add recording support H264 for modern communication apps in Windows 8.1 or Windows Server 2012 R2

  • 2959559 Progress is slow when you defragment a CSV volume in Windows 8.1 or Windows Server 2012 R2

  • 2959532 The "remove-dfsnfoldertarget" command ignores "-whatif" parameter in PowerShell in Windows 8.1 or Windows Server 2012 R2

  • 2959530 Performance optimization for list disks and list cluster disks in Windows Server 2012 R2

  • 2958709 "0x9F" Stop error when you shut down a computer that is running Windows 8.1 or Windows Server 2012 R2

  • 2958375 Update to improve Lync 2013 sharing performance in Windows 8.1 or Windows Server 2012

  • 2958337 Error H7353 when you resume a movie playback from a previously saved bookmark in Windows RT 8.1 or Windows 8.1

  • 2958293 Cluster service stops unexpectedly on Windows 8.1 or Windows Server 2012 R2

  • 2958287 Defrag task does not work on a deduplicated VHD file in Windows 8.1 or Windows Server 2012 R2

  • 2958264 The virtual machine freezes in "Turning Off" state during live migration in Windows 8.1 or Windows Server 2012 R2

  • 2958245 System Restore does not work on a Windows 8.1-based computer

  • 2958027 Extraneous log entries are created when you remove virtual disk devices in Windows 8.1 or Windows Server 2012 R2

  • 2957996 Video playback stops when you use the Modern Camera app in Windows 8.1 or Windows Server 2012 R2

  • 2957995 You cannot switch between two languages when you type on the file explorer in Windows 8.1 or Windows Server 2012 R2

  • 2957985 Unexpected "AD/SYSVOL version mismatch" message in Group Policy Results in Windows 8.1 or Windows Server 2012 R2

  • 2957972 You cannot see saved sessions in PowerShell Web Access in Windows Server 2012 R2

  • 2957699 Confusing message from Work Folders in Action Center when you change or disconnect the network in Windows 8.1

  • 2957697 Many pages printed when you print an Excel 2013 worksheet on a terminal server in Windows 8.1 or Windows Server 2012 R2

  • 2957625 Cluster shared volumes (CSV) are stuck when you stop a cluster service in Windows Server 2012 R2

  • 2957624 You cannot connect to virtual machines located on a SMB-based storage in a Windows Server 2012 R2 cluster

  • 2957377 OneDrive reliability update for Windows RT 8.1 and Windows 8.1

  • 2957359 Windows 8.1 stuck on first startup after you install a Bluetooth mouse

  • 2957321 Regeneration of a 3 way mirror fails in Windows Server 2012 R2 and Windows 8.1

  • 2957212 "No administrator accounts" error when you select an option in WinRE in Windows 8.1 or Windows Server 2012 R2

  • 2957623 Cannot access shared files or folders on a drive in Windows Server 2012 or Windows Server 2012 R2

  • 2959148 Bluetooth device cannot connect correctly after you turn it off and on again in Windows RT 8.1 or Windows 8.1

  • 2958011 Green bar along the bottom of the preview picture when you use an embedded camera in Windows 8.1 or Windows Server 2012 R2

  • 2957560 Computer that is running Windows freezes after stress testing in iSCSI initiator for many hours

  • 2956041 SQL Server cannot start from a domain account after the VM restarts in Windows 8.1 or Windows Server 2012 R2

  • 2955769 Improvement that saves battery power on a Windows 8.1 or Windows Server 2012 R2-based computer

  • 2954185 Applications or services freeze when you monitor a DNS server in Windows 8.1 or Windows Server 2012 R2

  • 2954015 Precision Touchpad stops working when your Windows 8.1 device wakes from sleep

  • 2952507 "0x00000050" Stop error when you browse files by using Windows Explorer on a remote desktop in Windows 7 SP1 or Windows 8.1

  • 2948086 Update that improves AD FS proxy and STS reliability in Windows Server 2012 R2 when multiple clients sign in

  • 2916860 Disconnection between storage and node in a Windows Server 2012 R2-based or Windows Server 2012-based cluster environment

  • 2897066 Property ID value is overwritten when you add custom Metabase properties to the IIS settings schema

  • 2961132 Bluetooth devices cannot be recognized after computer resumes from sleep or hibernate state in Windows 8.1

  • 2935321 Play To feature reliability update for Windows 8.1 and Windows Server 2012 R2

  • 2862304 AD DS or AD LDS responds slowly to complex LDAP query that has a deeply nested filter on Windows server

  • 2884866 SCVMM refreshes a virtual machine and causes errors on clustered Hyper-V hosts that are running Windows Server 2012 R2 or Windows Server 2008 R2 SP1

  • 2913087 Lsass.exe process crashes and error code 255 is logged because of a CNF NTDS Settings object in Active Directory on Windows

  • 2925336 Shortcut menu items flicker as you move the mouse pointer over them in a RemoteApp in Windows

How to obtain the update

Method 1: Windows Update

This update is available as an Important update from Windows Update. If you turn on automatic updates, this update is automatically installed.

  1. Open Windows Update by swiping in from the right edge of the screen (or, if you are using a mouse, point to the lower-right corner of the screen and move the mouse pointer up), tap or click Settings, tap or click Change PC settings, and then tap or click Update and recovery.

  2. Tap or click Check now, and then wait while Windows looks for the latest updates for your computer.

  3. If updates are found, tap or click Install updates.

  4. Select update 2955164 under Important, and then tap or click Install.

Note You might have to restart your computer to finish installing some updates. Save and close your files and apps before you restart so you do not lose anything.


For more information about Windows Update, go to the following Microsoft website:

Windows Update: Frequently Asked Questions

Method 2: Microsoft Download CenterYou can also obtain the stand-alone update package through the Microsoft Download Center.
DownloadDownload the x86-based Windows 8.1 update package now.
DownloadDownload the x64-based Windows 8.1 update package now.
DownloadDownload the x64-based Windows Server 2012 R2 update package now.

Note The update for Windows RT 8.1 can be obtained only from Windows Update.

For more information about how to download Microsoft support files, click the following article number to view the article in the Microsoft Knowledge Base:

119591 How to obtain Microsoft support files from online services
Microsoft scanned this file for viruses. Microsoft used the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help prevent any unauthorized changes to the file.

More Information


PrerequisitesTo apply this update, you must first install the update 2919355 on Windows 8.1 or Windows Server 2012 R2. For more information, click the following article number to view the article in the Microsoft Knowledge Base:

2919355 Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 Update April, 2014

Restart informationYou must restart the computer after you apply this update.

Update replacement informationThis update does not replace any previously released update.

File information

File detail informationFor a list of the files that are provided in this update 2955164, download the file information for update 2955164.

File hash informationThe following table lists the thumbprints of the certificates that are used to sign the updates (.msu). Verify the certificate thumbprint in this Microsoft Knowledge Base article against the certificate thumbprint indicated on the update that you download.

File name

SHA1 and SHA2

Windows8.1-KB2955164-arm.msu

SHA1: 5F32263C3CAD4A4C7FECA1F0BD8FFE543DC9415B
SHA256: 76A1755E57254B1B6208DC81DDE3DF78468664EB50EA6835C010F82DBE296EE8

Windows8.1-KB2955164-x64.msu

SHA1: 832370F86DAC27F7B133E4F2E6A229CB00AA11C9
SHA256: B535DC647BC0A4856851D4BAE3BAC83A2630875A95A80994416E25BF6EB35D5

Windows8.1-KB2955164-x86.msu

SHA1: 9E98F5783D40CE2F2CF8576C226F191A65B6144E
SHA256: DA0497FBCD4F4F030EE1CF4B5AB5DC5D6F442E3CA1E028E07CDA766D2A2F3FDE

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

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