• Windows 7 for 32-bit Systems Service Pack 1

  • Windows 7 for x64-based Systems Service Pack 1

  • Windows Server 2008 R2 for x64-based Systems Service Pack 1

  • Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)

Summary

This update makes quality improvements to the servicing stack, which is the component that installs Windows updates. Servicing stack updates (SSU) makes sure that you have a robust and reliable servicing stack so that your devices can receive and install Microsoft updates.

Important Before you install this update, see the Prerequisites section.

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.

Restart information 

You do not have to restart your device after you apply this update.

Removal information

Servicing stack updates (SSUs) make changes to how updates are installed and cannot be uninstalled from the device.

Update replacement information 

This update replaces the previously released update KB4570673.

File Information

File attributes

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

Note: The MANIFEST files (.manifest) and MUM files (.mum) that are installed are not listed.

References

For information on SSUs, see the following articles:

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

File verification

File hash information

File name

SHA1 hash

SHA256 hash

Windows6.1-KB4580970-x86.msu

D06DD259A796C864929F573A451EBD011132879A

72AE0896ACAAADA2ED7E6F1B7C8CCC796D2FE87F960692FB8E0CCDA9D1D8F049

Windows6.1-KB4580970-x64.msu

2616E0B0014F1B7DB14CE7A8B0603DFDD0A9BF50

917AA4361EE13A3C185AEE4F560357A1CEA3F3557D01570194160A85536CFE94

For all supported x86-based versions

File name

File version

File size

Date

Time

Apds.dll

6.1.7601.24561

1,799,168

11-Sep-2020

03:28

Apircl.dll

6.1.7601.24561

223,744

11-Sep-2020

03:28

Apss.dll

6.1.7601.24561

201,216

11-Sep-2020

03:28

Cbscore.dll

6.1.7601.24561

846,336

11-Sep-2020

03:28

Cbsmsg.dll

6.1.7601.24561

28,672

11-Sep-2020

02:57

Cmiadapter.dll

6.1.7601.24561

120,832

11-Sep-2020

03:28

Cmitrust.dll

6.1.7601.24561

297,472

11-Sep-2020

03:28

Cmiv2.dll

6.1.7601.24561

2,046,464

11-Sep-2020

03:28

Cntrtextinstaller.dll

6.1.7601.24561

143,872

11-Sep-2020

03:28

Dpx.dll

6.1.7601.24561

257,024

11-Sep-2020

03:28

Drupdate.dll

6.1.7601.24561

174,080

11-Sep-2020

03:28

Drvstore.dll

6.1.7601.24561

324,096

11-Sep-2020

03:28

Esscli.dll

6.1.7601.24561

266,240

11-Sep-2020

03:28

Extendedsecurityupdatesai.dll

6.1.7601.24561

91,648

11-Sep-2020

02:57

Fastprox.dll

6.1.7601.24561

606,720

11-Sep-2020

03:28

Globalinstallorder.xml

Not applicable

1,977,464

16-Apr-2020

19:43

Helpcins.dll

6.1.7601.24561

105,472

11-Sep-2020

03:28

Locdrv.dll

6.1.7601.24561

228,352

11-Sep-2020

03:28

Mofd.dll

6.1.7601.24561

193,536

11-Sep-2020

03:28

Mofinstall.dll

6.1.7601.24561

59,392

11-Sep-2020

03:28

Msdelta.dll

6.1.7601.24561

305,664

11-Sep-2020

03:28

Mspatcha.dll

6.1.7601.24561

35,328

11-Sep-2020

03:28

Oemhelpins.dll

6.1.7601.24561

151,552

11-Sep-2020

03:28

Pkgmgr.exe

6.1.7601.24561

209,920

11-Sep-2020

02:57

Poqexec.exe

6.1.7601.24561

123,904

11-Sep-2020

02:57

Repdrvfs.dll

6.1.7601.24561

302,080

11-Sep-2020

03:28

Smiengine.dll

6.1.7601.24561

697,856

11-Sep-2020

03:28

Smipi.dll

6.1.7601.24561

98,816

11-Sep-2020

03:28

Svcini.exe

6.1.7601.24561

16,384

11-Sep-2020

02:57

Wbemcomn.dll

6.1.7601.24561

363,520

11-Sep-2020

03:29

Wbemcore.dll

6.1.7601.24561

774,656

11-Sep-2020

03:29

Wbemprox.dll

6.1.7601.24561

29,184

11-Sep-2020

03:29

Wcmtypes.xsd

Not applicable

1,047

26-Nov-2019

21:19

Wcp.dll

6.1.7601.24561

1,913,344

11-Sep-2020

03:29

Wdscore.dll

6.1.7601.24561

190,464

11-Sep-2020

03:29

Wmicmiplugin.dll

6.1.7601.24561

351,744

11-Sep-2020

03:29

Wmiutils.dll

6.1.7601.24561

85,504

11-Sep-2020

03:29

Wrpint.dll

6.1.7601.24561

54,272

11-Sep-2020

02:55

Xmllite.dll

1.3.1001.0

180,736

11-Sep-2020

03:29

For all supported x64-based versions

File name

File version

File size

Date

Time

Apds.dll

6.1.7601.24561

2,174,464

11-Sep-2020

03:18

Apircl.dll

6.1.7601.24561

276,992

11-Sep-2020

03:18

Apss.dll

6.1.7601.24561

235,520

11-Sep-2020

03:18

Cbscore.dll

6.1.7601.24561

977,408

11-Sep-2020

03:17

Cbsmsg.dll

6.1.7601.24561

28,672

11-Sep-2020

03:17

Cmiadapter.dll

6.1.7601.24561

125,952

11-Sep-2020

03:17

Cmitrust.dll

6.1.7601.24561

479,232

11-Sep-2020

03:17

Cmiv2.dll

6.1.7601.24561

3,749,888

11-Sep-2020

03:17

Cntrtextinstaller.dll

6.1.7601.24561

171,008

11-Sep-2020

03:17

Dpx.dll

6.1.7601.24561

399,872

11-Sep-2020

03:17

Drupdate.dll

6.1.7601.24561

204,288

11-Sep-2020

03:17

Drvstore.dll

6.1.7601.24561

423,936

11-Sep-2020

03:17

Esscli.dll

6.1.7601.24561

440,320

11-Sep-2020

03:17

Extendedsecurityupdatesai.dll

6.1.7601.24561

105,472

11-Sep-2020

02:44

Fastprox.dll

6.1.7601.24561

909,824

11-Sep-2020

03:17

Globalinstallorder.xml

Not applicable

1,977,464

12-Mar-2020

00:50

Helpcins.dll

6.1.7601.24561

142,336

11-Sep-2020

03:17

Locdrv.dll

6.1.7601.24561

370,176

11-Sep-2020

03:18

Mofd.dll

6.1.7601.24561

280,064

11-Sep-2020

03:17

Mofinstall.dll

6.1.7601.24561

76,800

11-Sep-2020

03:17

Msdelta.dll

6.1.7601.24561

452,096

11-Sep-2020

03:17

Mspatcha.dll

6.1.7601.24561

46,592

11-Sep-2020

03:17

Oemhelpins.dll

6.1.7601.24561

222,720

11-Sep-2020

03:18

Pkgmgr.exe

6.1.7601.24561

199,168

11-Sep-2020

02:44

Poqexec.exe

6.1.7601.24561

142,336

11-Sep-2020

02:44

Repdrvfs.dll

6.1.7601.24561

454,144

11-Sep-2020

03:18

Smiengine.dll

6.1.7601.24561

934,400

11-Sep-2020

03:18

Smipi.dll

6.1.7601.24561

104,448

11-Sep-2020

03:18

Svcini.exe

6.1.7601.24561

17,920

11-Sep-2020

02:44

Wbemcomn.dll

6.1.7601.24561

529,920

11-Sep-2020

03:18

Wbemcore.dll

6.1.7601.24561

1,220,096

11-Sep-2020

03:18

Wbemprox.dll

6.1.7601.24561

43,520

11-Sep-2020

03:18

Wcmtypes.xsd

Not applicable

1,047

18-Nov-2018

02:57

Wcp.dll

6.1.7601.24561

2,762,752

11-Sep-2020

03:18

Wdscore.dll

6.1.7601.24561

271,872

11-Sep-2020

03:18

Wmicmiplugin.dll

6.1.7601.24561

525,824

11-Sep-2020

03:18

Wmiutils.dll

6.1.7601.24561

137,216

11-Sep-2020

03:18

Wrpint.dll

6.1.7601.24561

60,928

11-Sep-2020

03:18

Xmllite.dll

1.3.1001.0

198,656

11-Sep-2020

03:18

Apds.dll

6.1.7601.24561

1,799,168

11-Sep-2020

03:28

Apircl.dll

6.1.7601.24561

223,744

11-Sep-2020

03:28

Apss.dll

6.1.7601.24561

201,216

11-Sep-2020

03:28

Cbscore.dll

6.1.7601.24561

846,336

11-Sep-2020

03:28

Cbsmsg.dll

6.1.7601.24561

28,672

11-Sep-2020

02:57

Cmiadapter.dll

6.1.7601.24561

120,832

11-Sep-2020

03:28

Cmitrust.dll

6.1.7601.24561

297,472

11-Sep-2020

03:28

Cmiv2.dll

6.1.7601.24561

2,046,464

11-Sep-2020

03:28

Cntrtextinstaller.dll

6.1.7601.24561

143,872

11-Sep-2020

03:28

Dpx.dll

6.1.7601.24561

257,024

11-Sep-2020

03:28

Drupdate.dll

6.1.7601.24561

174,080

11-Sep-2020

03:28

Drvstore.dll

6.1.7601.24561

324,096

11-Sep-2020

03:28

Esscli.dll

6.1.7601.24561

266,240

11-Sep-2020

03:28

Extendedsecurityupdatesai.dll

6.1.7601.24561

91,648

11-Sep-2020

02:57

Fastprox.dll

6.1.7601.24561

606,720

11-Sep-2020

03:28

Globalinstallorder.xml

Not applicable

1,977,464

16-Apr-2020

19:43

Helpcins.dll

6.1.7601.24561

105,472

11-Sep-2020

03:28

Locdrv.dll

6.1.7601.24561

228,352

11-Sep-2020

03:28

Mofd.dll

6.1.7601.24561

193,536

11-Sep-2020

03:28

Mofinstall.dll

6.1.7601.24561

59,392

11-Sep-2020

03:28

Msdelta.dll

6.1.7601.24561

305,664

11-Sep-2020

03:28

Mspatcha.dll

6.1.7601.24561

35,328

11-Sep-2020

03:28

Oemhelpins.dll

6.1.7601.24561

151,552

11-Sep-2020

03:28

Pkgmgr.exe

6.1.7601.24561

209,920

11-Sep-2020

02:57

Poqexec.exe

6.1.7601.24561

123,904

11-Sep-2020

02:57

Repdrvfs.dll

6.1.7601.24561

302,080

11-Sep-2020

03:28

Smiengine.dll

6.1.7601.24561

697,856

11-Sep-2020

03:28

Smipi.dll

6.1.7601.24561

98,816

11-Sep-2020

03:28

Svcini.exe

6.1.7601.24561

16,384

11-Sep-2020

02:57

Wbemcomn.dll

6.1.7601.24561

363,520

11-Sep-2020

03:29

Wbemcore.dll

6.1.7601.24561

774,656

11-Sep-2020

03:29

Wbemprox.dll

6.1.7601.24561

29,184

11-Sep-2020

03:29

Wcmtypes.xsd

Not applicable

1,047

26-Nov-2019

21:19

Wcp.dll

6.1.7601.24561

1,913,344

11-Sep-2020

03:29

Wdscore.dll

6.1.7601.24561

190,464

11-Sep-2020

03:29

Wmicmiplugin.dll

6.1.7601.24561

351,744

11-Sep-2020

03:29

Wmiutils.dll

6.1.7601.24561

85,504

11-Sep-2020

03:29

Wrpint.dll

6.1.7601.24561

54,272

11-Sep-2020

02:55

Xmllite.dll

1.3.1001.0

180,736

11-Sep-2020

03:29

Har du brug for mere hjælp?

Vil du have flere indstillinger?

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.