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Important When you install this update (2995388) from Windows Update, update 2996799 is included in the installation.

The October 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 in this update. Also notice that there is a prerequisite and a restart requirement for installing this update.

Issues that this update fixes

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

For Home Users:

  • 2998224 Memory leak occurs when you play mp4 files in Windows 8.1 or Windows Server 2012 R2

  • 2994774 Only five Windows Store applications are pinned on Start screen after OOBE in Windows 8.1 or Windows RT 8.1

  • 2992811 Computer freezes when you switch to another account in Windows 8.1 or Windows Server 2012 R2

  • 2996799 Device takes a long time to hibernate or shut down after you plug in an SD card in Windows 8.1

  • 2996534 Rotated images in PowerPoint 2013 are printed incorrectly when you use XPS in Windows

  • 2990172 SD card is not recognized when you wake up the computer in Windows 8.1 or Windows Server 2012 R2

  • 2979583 Additional thick line is printed on a page that has an Excel chart in Windows

For IT Professionals:

  • 2997764 Loading indicator does not disappear when you play a video in Internet Explorer in Windows 8.1 or Windows Server 2012 R2

  • 2996804 Multiple printer icons appear when you unplug a printer in Windows 8.1 or Windows Server 2012 R2

  • 2993220 iSCSI target does not send a session start notification on a Windows Server 2012 R2-based cluster

  • 2990170 Multipath I/O identifies different disks as the same disk in Windows

  • 2989936 An NTFS volume is flagged as dirty after each restart, and CHKDSK can find no issues

  • 2989658 SCVMM crashes during live migration on a SMB-based storage system on a Windows Server 2012 R2-based Hyper-V server

  • 2959146 Update for data deduplication to improve scalability 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

  • 2996808 Gray conversion of the RGB color is printed incorrectly through a PCL 6 version 4 driver in Windows

  • 2996807 Print jobs are intermittently processed slowly through Windows 8.1-based or Windows Server 2012 R2-based printer servers

  • 2996502 Sitka fonts cannot be printed correctly by using an XPS print driver in Windows

  • 2996207 Network printers that use TCP/IP port cannot print after first document has printed in Windows

  • 2995081 Telephony equipment errors when the Internet telephony system runs on a Windows Server 2012 R2-based DNS server

  • 2990969 User can change proxy settings that are locked by GPO in Windows 8.1 or Windows Server 2012 R2

  • 2988609 You cannot print fax by using a fax modem in Windows

  • 2974313 A domain controller freezes when an event subscription manager list is long in Windows

  • 2966407 Backing up virtual machines fails when using the CSV writer after installation of update 2919355 in Windows

Known issues with this update

Known issue 3
Text for DNS events is not rendered in DNS Manager mmc snap-in after you install August 2014 update rollup for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 (2975719) or a later version of monthly updates on Windows Server 2012 R2-based DNS servers. 

View DNS events by using the Event Viewer and Computer Management snap-ins.

How to obtain the update rollup

Method 1: Windows UpdateThis update is provided as an Important update from Windows Update. If you turn on automatic updating, 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 2995388 under Optional, 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 that you do not lose anything.

For more information about Windows Update, see frequently asked questions on Windows Update.

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

Update detail information

PrerequisitesTo apply this update, you must first install 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 2995388, download the file information for update 2995388.

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


SHA1: 43308646EACD251BDF8F732834843944AD7C769E
SHA256: 1CBD8C63C7AA1BAFE7A16C2174E2DEF09A0E5E60ACAC444D68A14F1153184C1A


SHA1: 56A146D1E6A5BB43E109EF325449C0C65D15F2BB
SHA256: 195CF5136F95B3856F57D6F81D38BDAC1F18EADF7D7972D9C0992B95D57C3353


SHA1: 62414DF8FB9EB60F9ACF82EE15EB382C830517F3
SHA256: 71FD2E37A682129FF719802028CF7D14B5356DE720073435092858D0B7535813


SHA1: 341A4B59088294736DD5F205D03DD9B140F98448
SHA256: 99402FB16BF1F803C15C27550B7E4819FF8F7E42AC2B0F886277F7C0010086D3


SHA1: 36A625DF37F5221221E2C7DC385D5A5F22048969
SHA256: C41A76E441CFAA226FB3AFCE97CBE44266A2F933B2EB5DC0F9DA3961738ACB4A


SHA1: BAF2CE4F2657BC011B753123F5A8466374ABF41C
SHA256: 8C6D9D943AD061D7428E987242DABAE82DE82C8B670D59E92699085DE9EC9CE7


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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