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Servicing stack update for Windows 7 SP1 and Server 2008 R2 SP1: December 10, 2019

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Summary

This update makes quality improvements to the servicing stack, which is the component that installs Windows updates.

We strongly recommend you install the latest servicing stack update (SSU) for your operating system before installing the latest cumulative update (LCU). Installing servicing stack updates (SSU) makes sure that you have a robust and reliable servicing stack so that your devices can receive and install Microsoft security fixes. For general information on SSUs, please see the following articles:

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How to get this update

Method 1: Windows Update 

This update is available through Windows Update. It will be downloaded and installed automatically.  

Method 2: Microsoft Update Catalog 

To get the stand-alone package for this update, go to the Microsoft Update Catalog website.

Method 3: Windows Server Update Services

This update is also available through Windows Server Update Services (WSUS).

Prerequisites 

You must have the following updates installed before you apply this update. If you use Windows Update, these updates will be offered automatically as needed.

Important You must restart your device after installing all the required updates and before installing any Monthly Rollup, Security-only update, or Preview of Monthly Rollup.

Restart information 

You don't have to restart your computer after you apply this update.  

Update replacement information 

This update replaces the previously released update KB 4523206.

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File Information

File verification

File hash information
File name SHA1 hash SHA256 hash
Windows6.1-KB4531786-x86.msu F5E77B10701603F4C2FD9EE9E817E5CD3057915D 1515404258CE5DD05A8575E88690D399DD766DDD0296A67ABBA8AC7F9CBA798E
Windows6.1-KB4531786-ia64.msu 38F5AD5043CBFD19C2BB99B4EC9821C20543CC38 808777E7317D790F7F8D8037E0BE3C7A89FBAE9A1DCA2873E5793F3018434FB4
Windows6.1-KB4531786-x64.msu FC7C2BB89D312C8184E367D2169D0C8FDCB97BF4 23503E0A45C649F9A6A0608959D0BDCF441C8D46CB437254349473FBED00100A

File attributes

The English (United States) version of this software update installs files that have the attributes that are listed in the following tables.

Windows 7 and Windows Server 2008 R2

For all supported x86-based versions
File name File version File size Date Time
Apds.dll 6.1.7601.24537 1,798,144 15-Nov-2019 02:29
Apircl.dll 6.1.7601.24537 223,744 15-Nov-2019 02:29
Apss.dll 6.1.7601.24537 201,216 15-Nov-2019 02:29
Cbscore.dll 6.1.7601.24537 845,824 15-Nov-2019 02:29
Cbsmsg.dll 6.1.7601.24537 28,672 15-Nov-2019 01:58
Cmiadapter.dll 6.1.7601.24537 120,320 15-Nov-2019 02:29
Cmitrust.dll 6.1.7601.24537 296,960 15-Nov-2019 02:29
Cmiv2.dll 6.1.7601.24537 2,040,832 15-Nov-2019 02:29
Cntrtextinstaller.dll 6.1.7601.24537 143,872 15-Nov-2019 02:29
Dpx.dll 6.1.7601.24537 257,024 15-Nov-2019 02:29
Drupdate.dll 6.1.7601.24537 174,080 15-Nov-2019 02:29
Drvstore.dll 6.1.7601.24537 323,584 15-Nov-2019 02:29
Esscli.dll 6.1.7601.24537 266,240 15-Nov-2019 02:29
Extendedsecurityupdatesai.dll 6.1.7601.24537 85,504 15-Nov-2019 01:58
Fastprox.dll 6.1.7601.24537 606,720 15-Nov-2019 02:29
Globalinstallorder.xml Not applicable 1,973,556 18-Nov-2018 02:41
Helpcins.dll 6.1.7601.24537 105,472 15-Nov-2019 02:29
Locdrv.dll 6.1.7601.24537 229,888 15-Nov-2019 02:29
Mofd.dll 6.1.7601.24537 192,000 15-Nov-2019 02:29
Mofinstall.dll 6.1.7601.24537 58,880 15-Nov-2019 02:29
Msdelta.dll 6.1.7601.24537 305,664 15-Nov-2019 02:29
Mspatcha.dll 6.1.7601.24537 35,328 15-Nov-2019 02:29
Oemhelpins.dll 6.1.7601.24537 151,040 15-Nov-2019 02:29
Pkgmgr.exe 6.1.7601.24537 209,920 15-Nov-2019 01:58
Poqexec.exe 6.1.7601.24537 123,904 15-Nov-2019 01:58
Repdrvfs.dll 6.1.7601.24537 302,080 15-Nov-2019 02:29
Smiengine.dll 6.1.7601.24537 697,344 15-Nov-2019 02:29
Smipi.dll 6.1.7601.24537 98,816 15-Nov-2019 02:29
Svcini.exe 6.1.7601.24537 16,384 15-Nov-2019 01:58
Wbemcomn.dll 6.1.7601.24537 363,520 15-Nov-2019 02:29
Wbemcore.dll 6.1.7601.24537 780,288 15-Nov-2019 02:29
Wbemprox.dll 6.1.7601.24537 29,184 15-Nov-2019 02:29
Wcmtypes.xsd Not applicable 1,047 18-Nov-2018 02:59
Wcp.dll 6.1.7601.24537 1,913,344 15-Nov-2019 02:29
Wdscore.dll 6.1.7601.24537 190,464 15-Nov-2019 02:29
Wmicmiplugin.dll 6.1.7601.24537 351,744 15-Nov-2019 02:29
Wmiutils.dll 6.1.7601.24537 85,504 15-Nov-2019 02:29
Wrpint.dll 6.1.7601.24537 54,272 15-Nov-2019 01:56
Xmllite.dll 1.3.1001.0 180,736 15-Nov-2019 02:29
For all supported ia64-based versions
File name File version File size Date Time
Apds.dll 6.1.7601.24537 3,342,336 15-Nov-2019 02:08
Apircl.dll 6.1.7601.24537 752,128 15-Nov-2019 02:08
Apss.dll 6.1.7601.24537 560,128 15-Nov-2019 02:08
Cbscore.dll 6.1.7601.24537 1,837,056 15-Nov-2019 02:08
Cbsmsg.dll 6.1.7601.24537 40,448 15-Nov-2019 02:08
Cmiadapter.dll 6.1.7601.24537 284,672 15-Nov-2019 02:08
Cmitrust.dll 6.1.7601.24537 987,136 15-Nov-2019 02:08
Cmiv2.dll 6.1.7601.24537 6,536,192 15-Nov-2019 02:08
Cntrtextinstaller.dll 6.1.7601.24537 357,376 15-Nov-2019 02:08
Dpx.dll 6.1.7601.24537 770,560 15-Nov-2019 02:08
Drupdate.dll 6.1.7601.24537 390,656 15-Nov-2019 02:08
Drvstore.dll 6.1.7601.24537 742,912 15-Nov-2019 02:08
Esscli.dll 6.1.7601.24537 1,011,200 15-Nov-2019 02:08
Extendedsecurityupdatesai.dll 6.1.7601.24537 208,896 15-Nov-2019 01:43
Fastprox.dll 6.1.7601.24537 2,100,224 15-Nov-2019 02:08
Globalinstallorder.xml Not applicable 1,973,556 18-Nov-2018 02:41
Helpcins.dll 6.1.7601.24537 187,904 15-Nov-2019 02:08
Locdrv.dll 6.1.7601.24537 803,328 15-Nov-2019 02:08
Mofd.dll 6.1.7601.24537 643,584 15-Nov-2019 02:08
Mofinstall.dll 6.1.7601.24537 193,024 15-Nov-2019 02:08
Msdelta.dll 6.1.7601.24537 890,880 15-Nov-2019 02:08
Mspatcha.dll 6.1.7601.24537 111,104 15-Nov-2019 02:08
Oemhelpins.dll 6.1.7601.24537 420,352 15-Nov-2019 02:08
Pkgmgr.exe 6.1.7601.24537 334,848 15-Nov-2019 01:43
Poqexec.exe 6.1.7601.24537 272,384 15-Nov-2019 01:43
Repdrvfs.dll 6.1.7601.24537 1,067,520 15-Nov-2019 02:08
Smiengine.dll 6.1.7601.24537 1,953,792 15-Nov-2019 02:08
Smipi.dll 6.1.7601.24537 186,880 15-Nov-2019 02:08
Svcini.exe 6.1.7601.24537 41,984 15-Nov-2019 01:43
Wbemcomn.dll 6.1.7601.24537 1,005,056 15-Nov-2019 02:08
Wbemcore.dll 6.1.7601.24537 2,959,872 15-Nov-2019 02:08
Wbemprox.dll 6.1.7601.24537 102,912 15-Nov-2019 02:08
Wcmtypes.xsd Not applicable 1,047 18-Nov-2018 02:59
Wcp.dll 6.1.7601.24537 5,137,408 15-Nov-2019 02:08
Wdscore.dll 6.1.7601.24537 600,576 15-Nov-2019 02:08
Wmicmiplugin.dll 6.1.7601.24537 940,544 15-Nov-2019 02:08
Wmiutils.dll 6.1.7601.24537 273,408 15-Nov-2019 02:08
Wrpint.dll 6.1.7601.24537 128,000 15-Nov-2019 02:08
Xmllite.dll 1.3.1001.0 449,024 15-Nov-2019 02:08
Apds.dll 6.1.7601.24537 1,798,144 15-Nov-2019 02:29
Apircl.dll 6.1.7601.24537 223,744 15-Nov-2019 02:29
Apss.dll 6.1.7601.24537 201,216 15-Nov-2019 02:29
Cbscore.dll 6.1.7601.24537 845,824 15-Nov-2019 02:29
Cbsmsg.dll 6.1.7601.24537 28,672 15-Nov-2019 01:58
Cmiadapter.dll 6.1.7601.24537 120,320 15-Nov-2019 02:29
Cmitrust.dll 6.1.7601.24537 296,960 15-Nov-2019 02:29
Cmiv2.dll 6.1.7601.24537 2,040,832 15-Nov-2019 02:29
Cntrtextinstaller.dll 6.1.7601.24537 143,872 15-Nov-2019 02:29
Dpx.dll 6.1.7601.24537 257,024 15-Nov-2019 02:29
Drupdate.dll 6.1.7601.24537 174,080 15-Nov-2019 02:29
Drvstore.dll 6.1.7601.24537 323,584 15-Nov-2019 02:29
Esscli.dll 6.1.7601.24537 266,240 15-Nov-2019 02:29
Extendedsecurityupdatesai.dll 6.1.7601.24537 85,504 15-Nov-2019 01:58
Fastprox.dll 6.1.7601.24537 606,720 15-Nov-2019 02:29
Globalinstallorder.xml Not applicable 1,973,556 18-Nov-2018 02:41
Helpcins.dll 6.1.7601.24537 105,472 15-Nov-2019 02:29
Locdrv.dll 6.1.7601.24537 229,888 15-Nov-2019 02:29
Mofd.dll 6.1.7601.24537 192,000 15-Nov-2019 02:29
Mofinstall.dll 6.1.7601.24537 58,880 15-Nov-2019 02:29
Msdelta.dll 6.1.7601.24537 305,664 15-Nov-2019 02:29
Mspatcha.dll 6.1.7601.24537 35,328 15-Nov-2019 02:29
Oemhelpins.dll 6.1.7601.24537 151,040 15-Nov-2019 02:29
Pkgmgr.exe 6.1.7601.24537 209,920 15-Nov-2019 01:58
Poqexec.exe 6.1.7601.24537 123,904 15-Nov-2019 01:58
Repdrvfs.dll 6.1.7601.24537 302,080 15-Nov-2019 02:29
Smiengine.dll 6.1.7601.24537 697,344 15-Nov-2019 02:29
Smipi.dll 6.1.7601.24537 98,816 15-Nov-2019 02:29
Svcini.exe 6.1.7601.24537 16,384 15-Nov-2019 01:58
Wbemcomn.dll 6.1.7601.24537 363,520 15-Nov-2019 02:29
Wbemcore.dll 6.1.7601.24537 780,288 15-Nov-2019 02:29
Wbemprox.dll 6.1.7601.24537 29,184 15-Nov-2019 02:29
Wcmtypes.xsd Not applicable 1,047 18-Nov-2018 02:59
Wcp.dll 6.1.7601.24537 1,913,344 15-Nov-2019 02:29
Wdscore.dll 6.1.7601.24537 190,464 15-Nov-2019 02:29
Wmicmiplugin.dll 6.1.7601.24537 351,744 15-Nov-2019 02:29
Wmiutils.dll 6.1.7601.24537 85,504 15-Nov-2019 02:29
Wrpint.dll 6.1.7601.24537 54,272 15-Nov-2019 01:56
Xmllite.dll 1.3.1001.0 180,736 15-Nov-2019 02:29
For all supported x64-based versions
File name File version File size Date Time
Apds.dll 6.1.7601.24537 2,172,928 15-Nov-2019 02:22
Apircl.dll 6.1.7601.24537 276,480 15-Nov-2019 02:22
Apss.dll 6.1.7601.24537 235,520 15-Nov-2019 02:22
Cbscore.dll 6.1.7601.24537 976,896 15-Nov-2019 02:21
Cbsmsg.dll 6.1.7601.24537 28,672 15-Nov-2019 02:21
Cmiadapter.dll 6.1.7601.24537 125,952 15-Nov-2019 02:21
Cmitrust.dll 6.1.7601.24537 479,232 15-Nov-2019 02:21
Cmiv2.dll 6.1.7601.24537 3,739,136 15-Nov-2019 02:21
Cntrtextinstaller.dll 6.1.7601.24537 170,496 15-Nov-2019 02:21
Dpx.dll 6.1.7601.24537 399,872 15-Nov-2019 02:21
Drupdate.dll 6.1.7601.24537 204,288 15-Nov-2019 02:21
Drvstore.dll 6.1.7601.24537 423,936 15-Nov-2019 02:21
Esscli.dll 6.1.7601.24537 440,320 15-Nov-2019 02:21
Extendedsecurityupdatesai.dll 6.1.7601.24537 98,304 15-Nov-2019 01:48
Fastprox.dll 6.1.7601.24537 909,824 15-Nov-2019 02:21
Globalinstallorder.xml Not applicable 1,973,556 18-Nov-2018 02:41
Helpcins.dll 6.1.7601.24537 142,336 15-Nov-2019 02:21
Locdrv.dll 6.1.7601.24537 370,176 15-Nov-2019 02:22
Mofd.dll 6.1.7601.24537 278,528 15-Nov-2019 02:21
Mofinstall.dll 6.1.7601.24537 76,288 15-Nov-2019 02:21
Msdelta.dll 6.1.7601.24537 452,096 15-Nov-2019 02:21
Mspatcha.dll 6.1.7601.24537 46,592 15-Nov-2019 02:21
Oemhelpins.dll 6.1.7601.24537 222,208 15-Nov-2019 02:22
Pkgmgr.exe 6.1.7601.24537 199,168 15-Nov-2019 01:48
Poqexec.exe 6.1.7601.24537 142,336 15-Nov-2019 01:48
Repdrvfs.dll 6.1.7601.24537 454,144 15-Nov-2019 02:22
Smiengine.dll 6.1.7601.24537 933,376 15-Nov-2019 02:22
Smipi.dll 6.1.7601.24537 104,448 15-Nov-2019 02:22
Svcini.exe 6.1.7601.24537 17,920 15-Nov-2019 01:48
Wbemcomn.dll 6.1.7601.24537 529,920 15-Nov-2019 02:22
Wbemcore.dll 6.1.7601.24537 1,225,216 15-Nov-2019 02:22
Wbemprox.dll 6.1.7601.24537 43,520 15-Nov-2019 02:22
Wcmtypes.xsd Not applicable 1,047 18-Nov-2018 02:57
Wcp.dll 6.1.7601.24537 2,762,752 15-Nov-2019 02:22
Wdscore.dll 6.1.7601.24537 271,872 15-Nov-2019 02:22
Wmicmiplugin.dll 6.1.7601.24537 525,824 15-Nov-2019 02:22
Wmiutils.dll 6.1.7601.24537 137,216 15-Nov-2019 02:22
Wrpint.dll 6.1.7601.24537 60,928 15-Nov-2019 02:22
Xmllite.dll 1.3.1001.0 198,656 15-Nov-2019 02:22
Apds.dll 6.1.7601.24537 1,798,144 15-Nov-2019 02:29
Apircl.dll 6.1.7601.24537 223,744 15-Nov-2019 02:29
Apss.dll 6.1.7601.24537 201,216 15-Nov-2019 02:29
Cbscore.dll 6.1.7601.24537 845,824 15-Nov-2019 02:29
Cbsmsg.dll 6.1.7601.24537 28,672 15-Nov-2019 01:58
Cmiadapter.dll 6.1.7601.24537 120,320 15-Nov-2019 02:29
Cmitrust.dll 6.1.7601.24537 296,960 15-Nov-2019 02:29
Cmiv2.dll 6.1.7601.24537 2,040,832 15-Nov-2019 02:29
Cntrtextinstaller.dll 6.1.7601.24537 143,872 15-Nov-2019 02:29
Dpx.dll 6.1.7601.24537 257,024 15-Nov-2019 02:29
Drupdate.dll 6.1.7601.24537 174,080 15-Nov-2019 02:29
Drvstore.dll 6.1.7601.24537 323,584 15-Nov-2019 02:29
Esscli.dll 6.1.7601.24537 266,240 15-Nov-2019 02:29
Extendedsecurityupdatesai.dll 6.1.7601.24537 85,504 15-Nov-2019 01:58
Fastprox.dll 6.1.7601.24537 606,720 15-Nov-2019 02:29
Globalinstallorder.xml Not applicable 1,973,556 18-Nov-2018 02:41
Helpcins.dll 6.1.7601.24537 105,472 15-Nov-2019 02:29
Locdrv.dll 6.1.7601.24537 229,888 15-Nov-2019 02:29
Mofd.dll 6.1.7601.24537 192,000 15-Nov-2019 02:29
Mofinstall.dll 6.1.7601.24537 58,880 15-Nov-2019 02:29
Msdelta.dll 6.1.7601.24537 305,664 15-Nov-2019 02:29
Mspatcha.dll 6.1.7601.24537 35,328 15-Nov-2019 02:29
Oemhelpins.dll 6.1.7601.24537 151,040 15-Nov-2019 02:29
Pkgmgr.exe 6.1.7601.24537 209,920 15-Nov-2019 01:58
Poqexec.exe 6.1.7601.24537 123,904 15-Nov-2019 01:58
Repdrvfs.dll 6.1.7601.24537 302,080 15-Nov-2019 02:29
Smiengine.dll 6.1.7601.24537 697,344 15-Nov-2019 02:29
Smipi.dll 6.1.7601.24537 98,816 15-Nov-2019 02:29
Svcini.exe 6.1.7601.24537 16,384 15-Nov-2019 01:58
Wbemcomn.dll 6.1.7601.24537 363,520 15-Nov-2019 02:29
Wbemcore.dll 6.1.7601.24537 780,288 15-Nov-2019 02:29
Wbemprox.dll 6.1.7601.24537 29,184 15-Nov-2019 02:29
Wcmtypes.xsd Not applicable 1,047 18-Nov-2018 02:59
Wcp.dll 6.1.7601.24537 1,913,344 15-Nov-2019 02:29
Wdscore.dll 6.1.7601.24537 190,464 15-Nov-2019 02:29
Wmicmiplugin.dll 6.1.7601.24537 351,744 15-Nov-2019 02:29
Wmiutils.dll 6.1.7601.24537 85,504 15-Nov-2019 02:29
Wrpint.dll 6.1.7601.24537 54,272 15-Nov-2019 01:56
Xmllite.dll 1.3.1001.0 180,736 15-Nov-2019 02:29

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References

Learn about the terminology that Microsoft uses to describe software updates.

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Keywords: kbSupportTopic, kbContentAuto, Vulnerabilities/exploits/security bulletins, ssu for windows server 2008 r2 sp1, ssu for windows 7, windows server 2008 r2 sp1 update, windows 7 sp1 update

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Article Info
Article ID : 4531786
Revision : 18
Created on : 1/17/2020
Published on : 1/17/2020
Exists online : False
Views : 295