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.

Important When you install this update (2984005) from Windows Update, update 2977174 is included in the installation.

The September 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:

  • 2989038 Connection is lost when you access an RD Session Host server by using RDP in Windows Server 2012

  • 2987854 Set-PSDebug cmdlet runs incorrectly or Windows PowerShell scripts fail in Windows 8 or Windows Server 2012

  • 2980749 Event log data for troubleshooting SMB in Windows 8 and Windows Server 2012

  • 2865346 MSDTC service stops unexpectedly in Windows Server 2012 or Windows Server 2008 R2 SP1

  • 2980345 Desktop isn't shown correctly when network icon in notification area is changed repeatedly in 64-bit version of Windows

  • 2989629 Windows APN database entries update for T-Mobile and Fogg Mobile devices in Windows 8.1 and Windows 8

  • 2977174 You cannot prevent applications or services from being shut down or restarted by using the msiexec command 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.


To apply this update, you must be running Windows RT, Windows 8, or Windows Server 2012.

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: 9ECE7964F4EAE10A806C2B9A076058D94935AE04
SHA256: CBC96E35F0783EEBCB41708F26127CE8740D817DC9E75C4BF1DC7D99B9F92839


SHA1: 96505708F4F2F01F8E76408CF2C74016DD5D1032
SHA256: A71DE12EB4F518DE23CA8DC34E7F3966197BB8023CD7F472C55C165DD406EB90


SHA1: 77577A115A33B0478B508C69677ED44761E9FC8F
SHA256: AD073E78A7CAACBBA3ECEDF330F9A768C13DC57BD6BF7701C5983F876DEA41F6


SHA1: A5F856107F1EADEA52EADD7996B29F3109D41C60
SHA256: 44E84BBB81AFDD6EE23810661FDB54C8996E1D23CB04DC9315D3B0BEB31CDA72


SHA256: 7583D8C3EE6C4DA28D50A5B1AFB327C00C5734E89E09B4F1B33C77262F81FE87


SHA1: 29DB48185A3692FCF141BE8C1D2ACFEA818581FE
SHA256: DEFBEC9B3500A5DF9BCFA576E767032DD8CBD03B11009007ABC54EF8295DDA5B


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!