• Windows 8.1 for 32-bit systems

  • Windows 8.1 for x64-based systems

  • Windows RT 8.1

  • Windows Server 2012 R2

  • Windows Server 2012 R2 (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.

This update also addresses an elevation of privilege vulnerability that exists when the Windows Modules Installer improperly handles file operations. An attacker who successfully exploited this vulnerability could gain elevated privileges. The security update addresses the vulnerability by ensuring the Windows Modules Installer properly handles file operations. For more information, see CVE-2020-1346 | Windows Modules Installer Elevation of Privilege Vulnerability.

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 

There are no prerequisites to apply this update.

Restart information 

You don't have to restart your computer 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 KB4562253.

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.

File hash information

File name

SHA1 hash

SHA256 hash

Windows8.1-KB4566425-x86.msu

D0083252048FF841563E3ADCC5640337E802E36D

4FFD0876F9444DCB4830324F8A2F88FF998ED3913C5D2DCC6048E784B1F0668A

Windows8.1-KB4566425-arm.msu

749546629DCFFFF4E5A23DB5E92C23682F0CADCB

31E19500482A4B90491DC32ED5F30E549AA003AD53B171C64A6679EB7548FE41

Windows8.1-KB4566425-x64.msu

243A8843EC4F888DE71D0A94EC3DEAF4E345F7A5

E072CAB58903B9BBA6904D6F48219A112A626AF75BE9DB7B1E784CE385820445

File name

File version

File size

Date

Time

Appxreg.dll

6.3.9600.17475

19,968

29-Oct-2014

00:50

Bcdeditai.dll

6.3.9600.17477

271,360

30-Oct-2014

23:36

Ceipfwdai.dll

6.3.9600.19750

197,120

11-Jun-2020

02:38

Cmipnpinstall.dll

6.3.9600.19750

195,072

11-Jun-2020

03:17

Configureieoptionalcomponentsai.dll

6.3.9600.19750

76,800

11-Jun-2020

02:41

Httpai.dll

6.3.9600.19750

55,296

11-Jun-2020

02:42

Iefileinstallai.dll

6.3.9600.19750

66,048

11-Jun-2020

02:37

Msdtcadvancedinstaller.dll

6.3.9600.19750

215,040

11-Jun-2020

02:41

Netfxconfig.dll

6.3.9600.17477

39,936

30-Oct-2014

22:37

Peerdistai.dll

6.3.9600.19750

65,024

11-Jun-2020

02:42

Printadvancedinstaller.dll

6.3.9600.17477

99,328

30-Oct-2014

22:37

Registeriepkeysai.dll

6.3.9600.17477

23,040

30-Oct-2014

22:37

Servicemodelregai.dll

6.3.9600.19750

96,768

11-Jun-2020

02:41

Setieinstalleddateai.dll

6.3.9600.19750

49,152

11-Jun-2020

02:42

Esscli.dll

6.3.9600.19402

293,376

25-Jun-2019

01:31

Fastprox.dll

6.3.9600.19402

670,208

25-Jun-2019

01:30

Mofd.dll

6.3.9600.19750

204,288

11-Jun-2020

02:41

Mofinstall.dll

6.3.9600.17475

64,000

29-Oct-2014

00:15

Repdrvfs.dll

6.3.9600.17475

276,992

29-Oct-2014

00:13

Wbemcomn.dll

6.3.9600.19651

386,048

13-Feb-2020

04:22

Wbemcore.dll

6.3.9600.19750

925,696

11-Jun-2020

02:40

Wbemprox.dll

6.3.9600.17475

29,696

29-Oct-2014

00:14

Wmicmiplugin.dll

6.3.9600.19402

392,192

25-Jun-2019

01:26

Wmiutils.dll

6.3.9600.17475

90,624

29-Oct-2014

00:14

Sppinst.dll

6.3.9600.19402

646,656

25-Jun-2019

01:25

Cmifw.dll

6.3.9600.17475

80,384

29-Oct-2014

00:12

Firewallofflineapi.dll

6.3.9600.17475

140,800

29-Oct-2014

00:18

Netsetupai.dll

6.3.9600.19750

55,296

11-Jun-2020

02:44

Netsetupapi.dll

6.3.9600.17475

124,928

29-Oct-2014

00:17

Bfsvc.dll

6.3.9600.17477

74,240

30-Oct-2014

22:37

Cbscore.dll

6.3.9600.19750

1,379,840

11-Jun-2020

02:37

Cbsmsg.dll

6.3.9600.17477

41,984

30-Oct-2014

22:37

Cleanupai.dll

6.3.9600.17477

36,864

30-Oct-2014

22:37

Cmiadapter.dll

6.3.9600.19750

121,344

11-Jun-2020

02:41

Cmiaisupport.dll

6.3.9600.19750

2,156,544

11-Jun-2020

02:39

Cmitrust.dll

6.3.9600.19402

286,720

25-Jun-2019

01:32

Cmiv2.dll

6.3.9600.19750

2,251,264

11-Jun-2020

03:19

Cntrtextinstaller.dll

6.3.9600.17475

128,000

29-Oct-2014

00:19

Dpx.dll

6.3.9600.19402

265,216

25-Jun-2019

01:25

Drupdate.dll

6.3.9600.19402

202,240

25-Jun-2019

01:34

Drvstore.dll

6.3.9600.19402

610,304

25-Jun-2019

01:35

Fveupdateai.dll

6.3.9600.19750

57,344

11-Jun-2020

02:41

Globalinstallorder.xml

Not applicable

1,249,919

18-Jun-2013

13:12

Luainstall.dll

6.3.9600.17475

43,008

29-Oct-2014

00:15

Msdelta.dll

6.3.9600.19402

398,336

25-Jun-2019

01:33

Mspatcha.dll

6.3.9600.19402

36,864

25-Jun-2019

01:36

Poqexec.exe

6.3.9600.19651

129,536

13-Feb-2020

05:06

Securebootai.dll

6.3.9600.19496

42,496

19-Sep-2019

03:26

Smiengine.dll

6.3.9600.19750

749,568

11-Jun-2020

02:30

Smipi.dll

6.3.9600.19750

59,904

11-Jun-2020

02:42

Tifilefetcher.exe

6.3.9600.19651

355,328

13-Feb-2020

04:18

Timezoneai.dll

6.3.9600.19750

86,528

11-Jun-2020

02:45

Tiworker.exe

6.3.9600.17477

190,464

30-Oct-2014

22:37

Wcmtypes.xsd

Not applicable

1,047

18-Jun-2013

13:06

Wcp.dll

6.3.9600.19750

2,409,472

11-Jun-2020

02:45

Wdscore.dll

6.3.9600.19402

208,384

25-Jun-2019

01:32

Winsockai.dll

6.3.9600.17477

71,680

30-Oct-2014

22:37

Wrpint.dll

6.3.9600.19402

56,320

25-Jun-2019

01:26

Ws2_helper.dll

6.3.9600.17477

50,176

30-Oct-2014

22:37

File name

File version

File size

Date

Time

Appxreg.dll

6.3.9600.16384

21,864

22-Aug-2013

03:58

Bcdeditai.dll

6.3.9600.17477

267,600

31-Oct-2014

07:07

Ceipfwdai.dll

6.3.9600.19750

171,272

11-Jun-2020

03:43

Cmipnpinstall.dll

6.3.9600.19750

190,728

11-Jun-2020

03:43

Configureieoptionalcomponentsai.dll

6.3.9600.19750

70,920

11-Jun-2020

03:44

Httpai.dll

6.3.9600.19750

49,416

11-Jun-2020

03:44

Iefileinstallai.dll

6.3.9600.19750

59,656

11-Jun-2020

03:43

Msdtcadvancedinstaller.dll

6.3.9600.19750

193,288

11-Jun-2020

03:44

Netfxconfig.dll

6.3.9600.16384

38,256

22-Aug-2013

03:58

Peerdistai.dll

6.3.9600.19750

59,144

11-Jun-2020

03:44

Printadvancedinstaller.dll

6.3.9600.16384

89,448

22-Aug-2013

03:58

Registeriepkeysai.dll

6.3.9600.16384

24,424

22-Aug-2013

03:58

Servicemodelregai.dll

6.3.9600.19750

96,008

11-Jun-2020

03:44

Setieinstalleddateai.dll

6.3.9600.19750

45,320

11-Jun-2020

03:43

Esscli.dll

6.3.9600.19537

306,440

11-Oct-2019

02:45

Fastprox.dll

6.3.9600.19537

664,056

11-Oct-2019

02:45

Mofd.dll

6.3.9600.19750

190,736

11-Jun-2020

03:40

Mofinstall.dll

6.3.9600.16384

59,240

22-Aug-2013

03:54

Repdrvfs.dll

6.3.9600.16384

272,744

22-Aug-2013

03:54

Wbemcomn.dll

6.3.9600.16384

364,392

22-Aug-2013

03:54

Wbemcore.dll

6.3.9600.19750

946,952

11-Jun-2020

03:39

Wbemprox.dll

6.3.9600.16384

36,712

22-Aug-2013

03:54

Wmicmiplugin.dll

6.3.9600.19537

418,056

11-Oct-2019

02:45

Wmiutils.dll

6.3.9600.16384

96,104

22-Aug-2013

03:54

Sppinst.dll

6.3.9600.19537

531,424

11-Oct-2019

02:45

Cmifw.dll

6.3.9600.18384

80,232

22-Jun-2016

00:24

Firewallofflineapi.dll

6.3.9600.17475

136,528

31-Oct-2014

07:07

Netsetupai.dll

6.3.9600.19750

54,024

11-Jun-2020

03:42

Netsetupapi.dll

6.3.9600.16384

131,584

22-Aug-2013

02:17

Bfsvc.dll

6.3.9600.17477

72,016

31-Oct-2014

07:07

Cbscore.dll

6.3.9600.19750

1,234,696

11-Jun-2020

03:44

Cbsmsg.dll

6.3.9600.17031

48,488

22-Feb-2014

11:48

Cleanupai.dll

6.3.9600.16384

36,712

22-Aug-2013

03:58

Cmiadapter.dll

6.3.9600.19750

102,664

11-Jun-2020

03:44

Cmiaisupport.dll

6.3.9600.19750

2,389,256

11-Jun-2020

03:44

Cmitrust.dll

6.3.9600.19750

298,248

11-Jun-2020

03:44

Cmiv2.dll

6.3.9600.19750

2,497,800

11-Jun-2020

03:44

Cntrtextinstaller.dll

6.3.9600.16384

128,360

22-Aug-2013

03:58

Dpx.dll

6.3.9600.19537

273,672

11-Oct-2019

03:08

Drupdate.dll

6.3.9600.19537

188,168

11-Oct-2019

03:08

Drvstore.dll

6.3.9600.19537

534,280

11-Oct-2019

03:08

Fveupdateai.dll

6.3.9600.19750

53,000

11-Jun-2020

03:44

Globalinstallorder.xml

Not applicable

1,249,919

18-Jun-2013

15:34

Luainstall.dll

6.3.9600.16384

50,544

22-Aug-2013

03:58

Msdelta.dll

6.3.9600.16384

407,400

22-Aug-2013

03:58

Mspatcha.dll

6.3.9600.16384

42,352

22-Aug-2013

03:58

Poqexec.exe

6.3.9600.19724

104,960

20-May-2020

10:25

Securebootai.dll

6.3.9600.19537

43,272

11-Oct-2019

03:08

Smiengine.dll

6.3.9600.19750

628,488

11-Jun-2020

03:44

Smipi.dll

6.3.9600.19750

56,072

11-Jun-2020

03:43

Tifilefetcher.exe

6.3.9600.19724

332,048

20-May-2020

11:05

Timezoneai.dll

6.3.9600.19750

78,600

11-Jun-2020

03:44

Tiworker.exe

6.3.9600.17031

186,368

22-Feb-2014

08:30

Wcmtypes.xsd

Not applicable

1,047

18-Jun-2013

15:30

Wcp.dll

6.3.9600.19750

2,088,712

11-Jun-2020

03:44

Wdscore.dll

6.3.9600.17475

192,848

31-Oct-2014

07:07

Winsockai.dll

6.3.9600.19724

65,288

20-May-2020

11:04

Wrpint.dll

6.3.9600.17031

56,680

22-Feb-2014

11:48

Ws2_helper.dll

6.3.9600.16384

54,120

22-Aug-2013

03:58

Appxreg.dll

6.3.9600.17475

19,968

29-Oct-2014

00:50

Bcdeditai.dll

6.3.9600.17477

271,360

30-Oct-2014

23:36

Ceipfwdai.dll

6.3.9600.19750

197,120

11-Jun-2020

02:38

Cmipnpinstall.dll

6.3.9600.19750

195,072

11-Jun-2020

03:17

Configureieoptionalcomponentsai.dll

6.3.9600.19750

76,800

11-Jun-2020

02:41

Httpai.dll

6.3.9600.19750

55,296

11-Jun-2020

02:42

Iefileinstallai.dll

6.3.9600.19750

66,048

11-Jun-2020

02:37

Msdtcadvancedinstaller.dll

6.3.9600.19750

215,040

11-Jun-2020

02:41

Netfxconfig.dll

6.3.9600.17477

39,936

30-Oct-2014

22:37

Peerdistai.dll

6.3.9600.19750

65,024

11-Jun-2020

02:42

Printadvancedinstaller.dll

6.3.9600.17477

99,328

30-Oct-2014

22:37

Registeriepkeysai.dll

6.3.9600.17477

23,040

30-Oct-2014

22:37

Servicemodelregai.dll

6.3.9600.19750

96,768

11-Jun-2020

02:41

Setieinstalleddateai.dll

6.3.9600.19750

49,152

11-Jun-2020

02:42

Esscli.dll

6.3.9600.19537

293,376

11-Oct-2019

01:40

Fastprox.dll

6.3.9600.19537

670,208

11-Oct-2019

01:40

Mofd.dll

6.3.9600.19750

204,288

11-Jun-2020

02:41

Mofinstall.dll

6.3.9600.17475

64,000

29-Oct-2014

00:15

Repdrvfs.dll

6.3.9600.17475

276,992

29-Oct-2014

00:13

Wbemcomn.dll

6.3.9600.19724

386,048

20-May-2020

10:02

Wbemcore.dll

6.3.9600.19750

925,696

11-Jun-2020

02:40

Wbemprox.dll

6.3.9600.17475

29,696

29-Oct-2014

00:14

Wmicmiplugin.dll

6.3.9600.19537

392,192

11-Oct-2019

01:35

Wmiutils.dll

6.3.9600.17475

90,624

29-Oct-2014

00:14

Sppinst.dll

6.3.9600.19537

646,656

11-Oct-2019

01:35

Cmifw.dll

6.3.9600.17475

80,384

29-Oct-2014

00:12

Firewallofflineapi.dll

6.3.9600.17475

140,800

29-Oct-2014

00:18

Netsetupai.dll

6.3.9600.19750

55,296

11-Jun-2020

02:44

Netsetupapi.dll

6.3.9600.17475

124,928

29-Oct-2014

00:17

Bfsvc.dll

6.3.9600.17477

74,240

30-Oct-2014

22:37

Cbscore.dll

6.3.9600.19750

1,379,840

11-Jun-2020

02:37

Cbsmsg.dll

6.3.9600.17477

41,984

30-Oct-2014

22:37

Cleanupai.dll

6.3.9600.17477

36,864

30-Oct-2014

22:37

Cmiadapter.dll

6.3.9600.19750

121,344

11-Jun-2020

02:41

Cmiaisupport.dll

6.3.9600.19750

2,156,544

11-Jun-2020

02:39

Cmitrust.dll

6.3.9600.19537

286,720

11-Oct-2019

01:42

Cmiv2.dll

6.3.9600.19750

2,251,264

11-Jun-2020

03:19

Cntrtextinstaller.dll

6.3.9600.17475

128,000

29-Oct-2014

00:19

Dpx.dll

6.3.9600.19537

265,216

11-Oct-2019

01:35

Drupdate.dll

6.3.9600.19537

202,240

11-Oct-2019

01:44

Drvstore.dll

6.3.9600.19537

610,304

11-Oct-2019

01:45

Fveupdateai.dll

6.3.9600.19750

57,344

11-Jun-2020

02:41

Globalinstallorder.xml

Not applicable

1,249,919

18-Jun-2013

13:12

Luainstall.dll

6.3.9600.17475

43,008

29-Oct-2014

00:15

Msdelta.dll

6.3.9600.19537

398,336

11-Oct-2019

01:42

Mspatcha.dll

6.3.9600.19537

36,864

11-Oct-2019

01:46

Poqexec.exe

6.3.9600.19724

129,536

20-May-2020

10:54

Securebootai.dll

6.3.9600.19537

42,496

11-Oct-2019

01:43

Smiengine.dll

6.3.9600.19750

749,568

11-Jun-2020

02:30

Smipi.dll

6.3.9600.19750

59,904

11-Jun-2020

02:42

Tifilefetcher.exe

6.3.9600.19724

355,328

20-May-2020

09:57

Timezoneai.dll

6.3.9600.19750

86,528

11-Jun-2020

02:45

Tiworker.exe

6.3.9600.17477

190,464

30-Oct-2014

22:37

Wcmtypes.xsd

Not applicable

1,047

18-Jun-2013

13:06

Wcp.dll

6.3.9600.19750

2,409,472

11-Jun-2020

02:45

Wdscore.dll

6.3.9600.19537

208,384

11-Oct-2019

01:41

Winsockai.dll

6.3.9600.17477

71,680

30-Oct-2014

22:37

Wrpint.dll

6.3.9600.19537

56,320

11-Oct-2019

01:35

Ws2_helper.dll

6.3.9600.17477

50,176

30-Oct-2014

22:37

File name

File version

File size

Date

Time

Appxreg.dll

6.3.9600.17475

14,336

29-Oct-2014

01:26

Bcdeditai.dll

6.3.9600.17477

287,232

30-Oct-2014

23:58

Ceipfwdai.dll

6.3.9600.19750

228,352

11-Jun-2020

02:47

Cmipnpinstall.dll

6.3.9600.19750

248,832

11-Jun-2020

03:44

Configureieoptionalcomponentsai.dll

6.3.9600.19750

84,992

11-Jun-2020

02:52

Httpai.dll

6.3.9600.19750

57,856

11-Jun-2020

02:54

Iefileinstallai.dll

6.3.9600.19750

68,096

11-Jun-2020

02:45

Msdtcadvancedinstaller.dll

6.3.9600.19750

257,536

11-Jun-2020

02:53

Netfxconfig.dll

6.3.9600.17477

34,816

30-Oct-2014

22:33

Peerdistai.dll

6.3.9600.19750

72,192

11-Jun-2020

02:54

Printadvancedinstaller.dll

6.3.9600.17477

101,888

30-Oct-2014

22:33

Registeriepkeysai.dll

6.3.9600.17477

19,456

30-Oct-2014

22:33

Servicemodelregai.dll

6.3.9600.19750

115,200

11-Jun-2020

02:52

Setieinstalleddateai.dll

6.3.9600.19750

51,712

11-Jun-2020

02:54

Appserverai.dll

6.3.9600.19750

146,432

11-Jun-2020

03:42

Rdwebai.dll

6.3.9600.19750

140,800

11-Jun-2020

03:15

Tssdisai.dll

6.3.9600.19750

156,160

11-Jun-2020

03:11

Vmhostai.dll

6.3.9600.19750

123,392

11-Jun-2020

03:20

Esscli.dll

6.3.9600.19402

388,608

25-Jun-2019

01:47

Fastprox.dll

6.3.9600.19402

854,016

25-Jun-2019

01:46

Mofd.dll

6.3.9600.19750

248,320

11-Jun-2020

02:52

Mofinstall.dll

6.3.9600.17475

67,072

29-Oct-2014

00:35

Repdrvfs.dll

6.3.9600.17475

350,208

29-Oct-2014

00:31

Wbemcomn.dll

6.3.9600.19402

453,632

25-Jun-2019

01:49

Wbemcore.dll

6.3.9600.19750

1,148,928

11-Jun-2020

02:51

Wbemprox.dll

6.3.9600.17475

35,840

29-Oct-2014

00:33

Wmicmiplugin.dll

6.3.9600.19402

508,928

25-Jun-2019

01:39

Wmiutils.dll

6.3.9600.17475

111,104

29-Oct-2014

00:34

Sppinst.dll

6.3.9600.19651

769,024

13-Feb-2020

04:53

Cmifw.dll

6.3.9600.17475

96,768

29-Oct-2014

00:29

Firewallofflineapi.dll

6.3.9600.17475

166,912

29-Oct-2014

00:40

Netsetupai.dll

6.3.9600.19750

64,512

11-Jun-2020

02:57

Netsetupapi.dll

6.3.9600.17475

184,832

29-Oct-2014

00:39

Bfsvc.dll

6.3.9600.17477

76,800

30-Oct-2014

22:33

Cbscore.dll

6.3.9600.19750

1,606,656

11-Jun-2020

02:45

Cbsmsg.dll

6.3.9600.17477

42,496

30-Oct-2014

22:33

Cleanupai.dll

6.3.9600.19651

33,792

13-Feb-2020

05:00

Cmiadapter.dll

6.3.9600.19750

138,752

11-Jun-2020

02:52

Cmiaisupport.dll

6.3.9600.19750

3,148,800

11-Jun-2020

02:49

Cmitrust.dll

6.3.9600.19724

418,304

20-May-2020

11:27

Cmiv2.dll

6.3.9600.19750

3,294,208

11-Jun-2020

03:46

Cntrtextinstaller.dll

6.3.9600.17475

153,088

29-Oct-2014

00:40

Dpx.dll

6.3.9600.19402

345,088

25-Jun-2019

01:38

Drupdate.dll

6.3.9600.19651

246,784

13-Feb-2020

05:06

Drvstore.dll

6.3.9600.19402

744,960

25-Jun-2019

01:54

Fveupdateai.dll

6.3.9600.19750

61,952

11-Jun-2020

02:53

Globalinstallorder.xml

Not applicable

1,249,919

18-Jun-2013

15:34

Luainstall.dll

6.3.9600.17475

53,248

29-Oct-2014

00:35

Msdelta.dll

6.3.9600.19402

499,712

25-Jun-2019

01:50

Mspatcha.dll

6.3.9600.19402

46,080

25-Jun-2019

01:55

Poqexec.exe

6.3.9600.19651

146,432

13-Feb-2020

06:03

Securebootai.dll

6.3.9600.19496

38,912

19-Sep-2019

05:21

Smiengine.dll

6.3.9600.19750

921,088

11-Jun-2020

02:35

Smipi.dll

6.3.9600.19750

65,536

11-Jun-2020

02:54

Tifilefetcher.exe

6.3.9600.19651

427,520

13-Feb-2020

04:55

Timezoneai.dll

6.3.9600.19750

101,888

11-Jun-2020

02:58

Tiworker.exe

6.3.9600.17477

193,024

30-Oct-2014

22:33

Wcmtypes.xsd

Not applicable

1,047

18-Jun-2013

15:30

Wcp.dll

6.3.9600.19750

2,854,912

11-Jun-2020

02:57

Wdscore.dll

6.3.9600.19402

276,480

25-Jun-2019

01:49

Winsockai.dll

6.3.9600.17477

69,632

30-Oct-2014

22:33

Wrpint.dll

6.3.9600.19402

66,048

25-Jun-2019

01:39

Ws2_helper.dll

6.3.9600.17477

62,976

30-Oct-2014

22:33

Appxreg.dll

6.3.9600.17475

19,968

29-Oct-2014

00:50

Bcdeditai.dll

6.3.9600.17477

271,360

30-Oct-2014

23:36

Ceipfwdai.dll

6.3.9600.19750

197,120

11-Jun-2020

02:38

Cmipnpinstall.dll

6.3.9600.19750

195,072

11-Jun-2020

03:17

Configureieoptionalcomponentsai.dll

6.3.9600.19750

76,800

11-Jun-2020

02:41

Httpai.dll

6.3.9600.19750

55,296

11-Jun-2020

02:42

Iefileinstallai.dll

6.3.9600.19750

66,048

11-Jun-2020

02:37

Msdtcadvancedinstaller.dll

6.3.9600.19750

215,040

11-Jun-2020

02:41

Netfxconfig.dll

6.3.9600.17477

39,936

30-Oct-2014

22:37

Peerdistai.dll

6.3.9600.19750

65,024

11-Jun-2020

02:42

Printadvancedinstaller.dll

6.3.9600.17477

99,328

30-Oct-2014

22:37

Registeriepkeysai.dll

6.3.9600.17477

23,040

30-Oct-2014

22:37

Servicemodelregai.dll

6.3.9600.19750

96,768

11-Jun-2020

02:41

Setieinstalleddateai.dll

6.3.9600.19750

49,152

11-Jun-2020

02:42

Esscli.dll

6.3.9600.19402

293,376

25-Jun-2019

01:31

Fastprox.dll

6.3.9600.19402

670,208

25-Jun-2019

01:30

Mofd.dll

6.3.9600.19750

204,288

11-Jun-2020

02:41

Mofinstall.dll

6.3.9600.17475

64,000

29-Oct-2014

00:15

Repdrvfs.dll

6.3.9600.17475

276,992

29-Oct-2014

00:13

Wbemcomn.dll

6.3.9600.19651

386,048

13-Feb-2020

04:22

Wbemcore.dll

6.3.9600.19750

925,696

11-Jun-2020

02:40

Wbemprox.dll

6.3.9600.17475

29,696

29-Oct-2014

00:14

Wmicmiplugin.dll

6.3.9600.19402

392,192

25-Jun-2019

01:26

Wmiutils.dll

6.3.9600.17475

90,624

29-Oct-2014

00:14

Sppinst.dll

6.3.9600.19402

646,656

25-Jun-2019

01:25

Cmifw.dll

6.3.9600.17475

80,384

29-Oct-2014

00:12

Firewallofflineapi.dll

6.3.9600.17475

140,800

29-Oct-2014

00:18

Netsetupai.dll

6.3.9600.19750

55,296

11-Jun-2020

02:44

Netsetupapi.dll

6.3.9600.17475

124,928

29-Oct-2014

00:17

Bfsvc.dll

6.3.9600.17477

74,240

30-Oct-2014

22:37

Cbscore.dll

6.3.9600.19750

1,379,840

11-Jun-2020

02:37

Cbsmsg.dll

6.3.9600.17477

41,984

30-Oct-2014

22:37

Cleanupai.dll

6.3.9600.17477

36,864

30-Oct-2014

22:37

Cmiadapter.dll

6.3.9600.19750

121,344

11-Jun-2020

02:41

Cmiaisupport.dll

6.3.9600.19750

2,156,544

11-Jun-2020

02:39

Cmitrust.dll

6.3.9600.19402

286,720

25-Jun-2019

01:32

Cmiv2.dll

6.3.9600.19750

2,251,264

11-Jun-2020

03:19

Cntrtextinstaller.dll

6.3.9600.17475

128,000

29-Oct-2014

00:19

Dpx.dll

6.3.9600.19402

265,216

25-Jun-2019

01:25

Drupdate.dll

6.3.9600.19402

202,240

25-Jun-2019

01:34

Drvstore.dll

6.3.9600.19402

610,304

25-Jun-2019

01:35

Fveupdateai.dll

6.3.9600.19750

57,344

11-Jun-2020

02:41

Globalinstallorder.xml

Not applicable

1,249,919

18-Jun-2013

13:12

Luainstall.dll

6.3.9600.17475

43,008

29-Oct-2014

00:15

Msdelta.dll

6.3.9600.19402

398,336

25-Jun-2019

01:33

Mspatcha.dll

6.3.9600.19402

36,864

25-Jun-2019

01:36

Poqexec.exe

6.3.9600.19651

129,536

13-Feb-2020

05:06

Securebootai.dll

6.3.9600.19496

42,496

19-Sep-2019

03:26

Smiengine.dll

6.3.9600.19750

749,568

11-Jun-2020

02:30

Smipi.dll

6.3.9600.19750

59,904

11-Jun-2020

02:42

Tifilefetcher.exe

6.3.9600.19651

355,328

13-Feb-2020

04:18

Timezoneai.dll

6.3.9600.19750

86,528

11-Jun-2020

02:45

Tiworker.exe

6.3.9600.17477

190,464

30-Oct-2014

22:37

Wcmtypes.xsd

Not applicable

1,047

18-Jun-2013

13:06

Wcp.dll

6.3.9600.19750

2,409,472

11-Jun-2020

02:45

Wdscore.dll

6.3.9600.19402

208,384

25-Jun-2019

01:32

Winsockai.dll

6.3.9600.17477

71,680

30-Oct-2014

22:37

Wrpint.dll

6.3.9600.19402

56,320

25-Jun-2019

01:26

Ws2_helper.dll

6.3.9600.17477

50,176

30-Oct-2014

22:37

References

For information on SSUs, see the following articles:

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

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