Sign in with Microsoft
Sign in or create an account.
Select a different account.
You have multiple accounts
Choose the account you want to sign in with.

The October 2014 Windows RT 8, Windows 8, and Windows Server 2012 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.

Issues that this update fixes

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

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

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

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

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

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

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

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

How to obtain this update

Method 1: Windows Update

This update is provided as an Important update from Windows Update. To obtain this update from Windows Update, follow these steps:

  1. Swipe in from the right edge of the screen, and then tap Search. Or, if you are using a mouse, point to the lower-right corner of the screen, and then click Search.

  2. Tap or click Settings.

  3. In the search box, type Windows Update.

  4. Tap or click Install optional updates.

Method 2: Microsoft Download Center

You can also obtain the stand-alone update package through the Microsoft Download Center.
DownloadDownload the x86-based Windows 8 update package now.
DownloadDownload the x64-based Windows 8 update package now.
DownloadDownload the x64-based Windows Server 2012 update package now.

Note The update for Windows RT 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.


There is no prerequisite to apply this update.

Restart information

You must restart the computer after you apply this update.

Update replacement information

This update does not replace any previously released update.

File information

The 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: 8E3297B8022EA9E1C4EA56B3BB0FEF893D5ACFD7
SHA256: F95CAFED947764C308C577C6DE8E3B089AA35BACD1FB106E8078B0624A5E51D5


SHA1: 78A220B1368BF670A7A62CF11CEF50B1A814B203
SHA256: 634344EAC938FB3018C538ADCB9527A2BBDFC78E729439A6EC96CA077BD93D07


SHA1: 233B3EE1770AAE24DB700C366334585851F8CC7A
SHA256: 0C64FFB4A66431F630C887BB40873667CA0EBB92CBE785368EAABBFF8AAE3E18


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

Troubleshoot problems with installing updates

Frequently asked questions about Windows automatic updatesFor 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

Need more help?

Want more options?

Explore subscription benefits, browse training courses, learn how to secure your device, and more.

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

Was this information helpful?

What affected your experience?
By pressing submit, your feedback will be used to improve Microsoft products and services. Your IT admin will be able to collect this data. Privacy Statement.

Thank you for your feedback!