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 Windows 10, version 1607 reached end of service on April 9, 2019 for devices running the Enterprise, Education, and IoT Enterprise editions. After April 9, 2019, these devices will no longer be offered servicing stack updates. To continue receiving these updates, we recommend updating to the latest version of Windows.

For information about the end of service for Windows 10, version 1607, see here.

For information about the end of service for Windows Server 2016, see here.

This update applies to:

  • Windows 10, version 1607 for x86-based devices

  • Windows 10, version 1607 for x64-based devices

  • Windows Server 2016

  • Windows Server 2016 (Server Core installation)

How to get this update

Install this update

Release Channel

Available

Next Step

Windows Update and Microsoft Update

Yes

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

Microsoft Update Catalog

Yes

To get the standalone package for this update, go to the Microsoft Update Catalog website.

Windows Server Update Services (WSUS)

Yes

This update will automatically sync with WSUS if you configure Products and Classifications as follows:

Product: Windows 10

Classification: Security Updates

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 KB5014026.

File Information

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

File name

File version

Date

Time

File size

poqexec.exe.mui

10.0.14393.0

16-Jul-16

4:06

3,072

poqexec.exe.mui

10.0.14393.0

16-Jul-16

4:05

3,072

poqexec.exe.mui

10.0.14393.0

15-Dec-20

17:24

3,072

poqexec.exe.mui

10.0.14393.0

14-Dec-20

15:46

3,072

poqexec.exe.mui

10.0.14393.0

29-Jun-20

18:07

3,072

poqexec.exe.mui

10.0.14393.0

16-Jul-16

4:04

3,072

poqexec.exe.mui

10.0.14393.0

16-Jul-16

4:01

3,072

poqexec.exe.mui

10.0.14393.0

16-Jul-16

4:08

3,072

poqexec.exe.mui

10.0.14393.0

27-Dec-20

11:19

3,072

poqexec.exe.mui

10.0.14393.0

16-Dec-20

9:29

3,072

poqexec.exe.mui

10.0.14393.0

16-Mar-20

13:26

3,072

poqexec.exe.mui

10.0.14393.0

25-Jun-20

22:33

3,072

poqexec.exe.mui

10.0.14393.0

25-Apr-20

15:59

3,072

poqexec.exe.mui

10.0.14393.0

16-Jul-16

4:07

3,072

poqexec.exe.mui

10.0.14393.0

25-Dec-20

13:23

3,072

offlinelsa.dll

10.0.14393.0

15-Jul-16

18:27

102,400

offlinesam.dll

10.0.14393.5001

10-Feb-22

1:51

230,168

mofinstall.dll

10.0.14393.4222

13-Jan-21

20:51

72,456

esscli.dll

10.0.14393.4222

13-Jan-21

20:51

299,784

mofd.dll

10.0.14393.4222

13-Jan-21

20:51

207,640

repdrvfs.dll

10.0.14393.5001

10-Feb-22

1:51

283,416

fastprox.dll

10.0.14393.4222

13-Jan-21

20:51

669,960

wbemcomn.dll

10.0.14393.4650

8-Sep-21

21:57

388,368

wbemcore.dll

10.0.14393.4650

8-Sep-21

21:58

984,312

wmiutils.dll

10.0.14393.4222

13-Jan-21

20:51

98,568

wbemprox.dll

10.0.14393.4222

13-Jan-21

20:51

36,616

shtransform.dll

10.0.14393.4222

13-Jan-21

21:10

33,016

bfsvc.dll

10.0.14393.5242

16-Jun-22

1:27

169,248

securebootai.dll

10.0.14393.5242

16-Jun-22

1:27

57,632

fveupdateai.dll

10.0.14393.4222

13-Jan-21

20:50

27,912

cmitrust.dll

10.0.14393.4222

13-Jan-21

20:50

275,720

peerdistai.dll

10.0.14393.4222

13-Jan-21

20:47

32,520

PrintAdvancedInstaller.dll

10.0.14393.4222

13-Jan-21

20:47

93,448

msdtcadvancedinstaller.dll

10.0.14393.4222

13-Jan-21

20:47

55,048

netfxconfig.dll

10.0.14393.4222

13-Jan-21

20:47

27,400

ConfigureIEOptionalComponentsAI.dll

10.0.14393.4222

13-Jan-21

20:47

46,856

IEFileInstallAI.dll

10.0.14393.4222

13-Jan-21

20:47

35,592

servicemodelregai.dll

10.0.14393.4222

13-Jan-21

20:47

72,968

SetIEInstalledDateAI.dll

10.0.14393.4222

13-Jan-21

20:47

22,792

bcdeditai.dll

10.0.14393.5001

10-Feb-22

1:50

273,168

FeatureSettingsOverride.dll

10.0.14393.4222

13-Jan-21

21:11

34,552

SupplementalServicingAI.dll

10.0.14393.4222

13-Jan-21

20:36

17,920

luainstall.dll

10.0.14393.4222

13-Jan-21

20:50

51,464

appxreg.dll

10.0.14393.4222

13-Jan-21

20:51

36,624

appxprovisionpackage.dll

10.0.14393.4222

13-Jan-21

21:10

77,592

EventsInstaller.dll

10.0.14393.5001

10-Feb-22

1:51

176,904

CntrtextInstaller.dll

10.0.14393.4222

13-Jan-21

20:50

140,040

grouptrusteeai.dll

10.0.14393.4222

13-Jan-21

20:55

38,664

sppinst.dll

10.0.14393.4222

13-Jan-21

20:51

37,144

timezoneai.dll

10.0.14393.4222

13-Jan-21

20:50

59,656

httpai.dll

10.0.14393.4222

13-Jan-21

20:50

27,896

cmifw.dll

10.0.14393.4222

13-Jan-21

20:50

90,376

FirewallOfflineAPI.dll

10.0.14393.4222

13-Jan-21

20:51

161,544

NetSetupAI.dll

10.0.14393.5001

10-Feb-22

1:51

105,240

NetSetupApi.dll

10.0.14393.5001

10-Feb-22

1:51

112,912

NetSetupEngine.dll

10.0.14393.5001

10-Feb-22

1:51

607,512

ImplatSetup.dll

10.0.14393.5001

10-Feb-22

1:51

102,160

winsockai.dll

10.0.14393.4222

13-Jan-21

20:51

73,464

ws2_helper.dll

10.0.14393.0

15-Jul-16

18:33

70,144

wmicmiplugin.dll

10.0.14393.4222

13-Jan-21

20:50

273,144

PrimitiveTransformers.dll

10.0.14393.4222

13-Jan-21

21:10

51,480

AriTransformer.dll

10.0.14393.4222

13-Jan-21

21:10

49,944

WpnDataTransformer.dll

10.0.14393.4222

13-Jan-21

21:10

30,488

mqcmiplugin.dll

5.0.1.1

13-Jan-21

20:50

130,824

wdscore.dll

10.0.14393.4222

13-Jan-21

20:55

219,928

drvstore.dll

10.0.14393.4222

13-Jan-21

20:51

750,344

dpx.dll

5.0.1.1

8-Sep-21

21:57

381,208

msdelta.dll

5.0.1.1

13-Jan-21

20:51

406,776

mspatcha.dll

5.0.1.1

13-Jan-21

20:50

44,808

cmiaisupport.dll

10.0.14393.5001

10-Feb-22

1:50

1,915,184

WcmTypes.xsd

Not versioned

25-May-16

11:04

1,047

CbsMsg.dll

10.0.14393.0

15-Jul-16

18:57

49,504

CbsCore.dll

10.0.14393.5242

16-Jun-22

1:27

1,789,728

TiWorker.exe

10.0.14393.4222

13-Jan-21

20:32

197,120

TiFileFetcher.exe

10.0.14393.4650

8-Sep-21

21:57

246,552

drupdate.dll

10.0.14393.5001

10-Feb-22

1:50

287,024

wcp.dll

10.0.14393.5242

16-Jun-22

1:27

2,737,440

cmiadapter.dll

10.0.14393.4222

13-Jan-21

20:50

72,968

smiengine.dll

10.0.14393.4650

8-Sep-21

21:57

747,288

smipi.dll

10.0.14393.4222

13-Jan-21

20:50

31,992

poqexec.exe

10.0.14393.4222

13-Jan-21

20:32

120,320

x86_installed

Not versioned

25-May-16

10:59

9

GlobalInstallOrder.xml

Not versioned

14-May-20

3:00

1,247,706

wrpint.dll

10.0.14393.4222

13-Jan-21

20:51

66,824

iissetupai.dll

10.0.14393.4222

13-Jan-21

21:10

98,552

cleanupai.dll

10.0.14393.4222

13-Jan-21

20:50

21,752

File name

File version

Date

Time

File size

poqexec.exe.mui

10.0.14393.0

16-Jul-16

7:37

3,072

poqexec.exe.mui

10.0.14393.0

16-Jul-16

7:30

3,072

poqexec.exe.mui

10.0.14393.0

15-Dec-20

17:24

3,072

poqexec.exe.mui

10.0.14393.0

14-Dec-20

18:03

3,072

poqexec.exe.mui

10.0.14393.0

16-Jul-16

7:31

3,072

poqexec.exe.mui

10.0.14393.0

16-Jul-16

7:36

3,072

poqexec.exe.mui

10.0.14393.0

12-Jan-21

16:58

3,072

poqexec.exe.mui

10.0.14393.0

16-Jul-16

7:29

3,072

poqexec.exe.mui

10.0.14393.0

16-Jul-16

7:33

3,072

poqexec.exe.mui

10.0.14393.0

16-Jul-16

7:41

3,072

poqexec.exe.mui

10.0.14393.0

14-Dec-20

16:44

3,072

poqexec.exe.mui

10.0.14393.0

25-Oct-20

17:44

3,072

poqexec.exe.mui

10.0.14393.0

7-Jan-20

12:36

3,072

poqexec.exe.mui

10.0.14393.0

16-Jul-16

7:40

3,072

poqexec.exe.mui

10.0.14393.0

17-Dec-20

3:20

3,072

offlinelsa.dll

10.0.14393.0

15-Jul-16

19:11

114,688

offlinesam.dll

10.0.14393.5001

10-Feb-22

2:55

256,816

mofinstall.dll

10.0.14393.4222

13-Jan-21

21:11

73,496

esscli.dll

10.0.14393.4222

13-Jan-21

21:11

397,592

mofd.dll

10.0.14393.4222

13-Jan-21

21:11

246,024

repdrvfs.dll

10.0.14393.5001

10-Feb-22

2:55

353,584

fastprox.dll

10.0.14393.4222

13-Jan-21

21:12

855,304

wbemcomn.dll

10.0.14393.4650

8-Sep-21

22:28

451,864

wbemcore.dll

10.0.14393.5001

10-Feb-22

2:55

1,230,640

wmiutils.dll

10.0.14393.4222

13-Jan-21

21:11

119,032

wbemprox.dll

10.0.14393.4222

13-Jan-21

21:11

42,760

shtransform.dll

10.0.14393.4222

13-Jan-21

21:20

38,680

bfsvc.dll

10.0.14393.5242

16-Jun-22

2:26

197,400

securebootai.dll

10.0.14393.5242

16-Jun-22

2:26

67,352

fveupdateai.dll

10.0.14393.4222

13-Jan-21

21:11

32,504

cmitrust.dll

10.0.14393.4222

13-Jan-21

21:11

400,120

peerdistai.dll

10.0.14393.4222

13-Jan-21

21:08

38,136

PrintAdvancedInstaller.dll

10.0.14393.4222

13-Jan-21

21:08

102,648

msdtcadvancedinstaller.dll

10.0.14393.4222

13-Jan-21

21:08

64,760

netfxconfig.dll

10.0.14393.4222

13-Jan-21

21:08

30,456

ConfigureIEOptionalComponentsAI.dll

10.0.14393.4222

13-Jan-21

21:08

53,496

IEFileInstallAI.dll

10.0.14393.4222

13-Jan-21

21:09

37,128

servicemodelregai.dll

10.0.14393.4222

13-Jan-21

21:08

88,312

SetIEInstalledDateAI.dll

10.0.14393.4222

13-Jan-21

21:08

24,312

bcdeditai.dll

10.0.14393.4222

13-Jan-21

21:11

296,208

FeatureSettingsOverride.dll

10.0.14393.4222

13-Jan-21

21:20

40,216

SupplementalServicingAI.dll

10.0.14393.4222

13-Jan-21

20:33

18,432

luainstall.dll

10.0.14393.4222

13-Jan-21

21:11

60,176

appxreg.dll

10.0.14393.4222

13-Jan-21

21:10

42,776

appxprovisionpackage.dll

10.0.14393.4222

13-Jan-21

21:20

86,800

EventsInstaller.dll

10.0.14393.4222

13-Jan-21

21:20

222,488

CntrtextInstaller.dll

10.0.14393.4222

13-Jan-21

21:11

163,088

grouptrusteeai.dll

10.0.14393.4222

13-Jan-21

21:15

43,792

sppinst.dll

10.0.14393.4222

13-Jan-21

21:11

42,248

timezoneai.dll

10.0.14393.4222

13-Jan-21

21:11

70,392

httpai.dll

10.0.14393.4222

13-Jan-21

21:11

30,968

cmifw.dll

10.0.14393.4222

13-Jan-21

21:11

101,624

FirewallOfflineAPI.dll

10.0.14393.4222

13-Jan-21

21:11

184,568

NetSetupAI.dll

10.0.14393.4222

13-Jan-21

21:10

132,344

NetSetupApi.dll

10.0.14393.4222

13-Jan-21

21:10

148,760

NetSetupEngine.dll

10.0.14393.5001

10-Feb-22

2:55

859,440

ImplatSetup.dll

10.0.14393.4222

13-Jan-21

21:20

135,960

winsockai.dll

10.0.14393.4222

13-Jan-21

21:11

82,200

ws2_helper.dll

10.0.14393.0

15-Jul-16

19:20

86,016

wmicmiplugin.dll

10.0.14393.4222

13-Jan-21

21:10

394,512

PrimitiveTransformers.dll

10.0.14393.4222

13-Jan-21

21:20

65,808

AriTransformer.dll

10.0.14393.4222

13-Jan-21

21:20

56,592

WpnDataTransformer.dll

10.0.14393.4222

13-Jan-21

21:20

37,136

mqcmiplugin.dll

5.0.1.1

13-Jan-21

21:10

154,392

appserverai.dll

10.0.14393.4222

13-Jan-21

21:10

113,944

RDWebAI.dll

10.0.14393.4222

13-Jan-21

21:10

119,568

tssdisai.dll

10.0.14393.4222

13-Jan-21

21:10

121,616

VmHostAI.dll

10.0.14393.4222

13-Jan-21

21:10

100,112

wdscore.dll

10.0.14393.4222

13-Jan-21

21:15

267,000

drvstore.dll

10.0.14393.4222

13-Jan-21

21:11

908,560

dpx.dll

5.0.1.1

16-Jun-22

2:25

508,184

msdelta.dll

5.0.1.1

13-Jan-21

21:11

514,840

mspatcha.dll

5.0.1.1

13-Jan-21

21:11

54,040

cmiaisupport.dll

10.0.14393.5242

16-Jun-22

2:25

2,924,816

WcmTypes.xsd

Not versioned

25-May-16

14:34

1,047

CbsMsg.dll

10.0.14393.0

15-Jul-16

19:56

50,528

CbsCore.dll

10.0.14393.5242

16-Jun-22

2:25

2,040,096

TiWorker.exe

10.0.14393.4222

13-Jan-21

20:29

199,680

TiFileFetcher.exe

10.0.14393.4650

8-Sep-21

22:28

289,016

drupdate.dll

10.0.14393.4222

13-Jan-21

21:11

336,120

wcp.dll

10.0.14393.5242

16-Jun-22

2:25

3,200,800

cmiadapter.dll

10.0.14393.4222

13-Jan-21

21:11

84,728

smiengine.dll

10.0.14393.4650

8-Sep-21

22:28

864,504

smipi.dll

10.0.14393.0

15-Jul-16

19:11

28,160

poqexec.exe

10.0.14393.4222

13-Jan-21

20:28

142,848

amd64_installed

Not versioned

25-May-16

14:30

9

GlobalInstallOrder.xml

Not versioned

12-Oct-20

22:35

1,247,706

wrpint.dll

10.0.14393.4222

13-Jan-21

21:11

76,568

iissetupai.dll

10.0.14393.4222

13-Jan-21

21:20

122,648

cleanupai.dll

10.0.14393.4222

13-Jan-21

21:11

23,832

mofinstall.dll

10.0.14393.4222

13-Jan-21

20:51

72,456

esscli.dll

10.0.14393.4222

13-Jan-21

20:51

299,784

mofd.dll

10.0.14393.4222

13-Jan-21

20:51

207,640

repdrvfs.dll

10.0.14393.5001

10-Feb-22

2:58

283,416

fastprox.dll

10.0.14393.4222

13-Jan-21

20:51

669,960

wbemcomn.dll

10.0.14393.4650

8-Sep-21

21:57

388,368

wbemcore.dll

10.0.14393.4650

8-Sep-21

21:58

984,312

wmiutils.dll

10.0.14393.4222

13-Jan-21

20:51

98,568

wbemprox.dll

10.0.14393.4222

13-Jan-21

20:51

36,616

shtransform.dll

10.0.14393.4222

13-Jan-21

21:10

33,016

bfsvc.dll

10.0.14393.5242

16-Jun-22

2:28

169,248

securebootai.dll

10.0.14393.5242

16-Jun-22

2:28

57,632

fveupdateai.dll

10.0.14393.4222

13-Jan-21

20:50

27,912

cmitrust.dll

10.0.14393.4222

13-Jan-21

20:50

275,720

peerdistai.dll

10.0.14393.4222

13-Jan-21

20:47

32,520

PrintAdvancedInstaller.dll

10.0.14393.4222

13-Jan-21

20:47

93,448

msdtcadvancedinstaller.dll

10.0.14393.4222

13-Jan-21

20:47

55,048

netfxconfig.dll

10.0.14393.4222

13-Jan-21

20:47

27,400

ConfigureIEOptionalComponentsAI.dll

10.0.14393.4222

13-Jan-21

20:47

46,856

IEFileInstallAI.dll

10.0.14393.4222

13-Jan-21

20:47

35,592

servicemodelregai.dll

10.0.14393.4222

13-Jan-21

20:47

72,968

SetIEInstalledDateAI.dll

10.0.14393.4222

13-Jan-21

20:47

22,792

bcdeditai.dll

10.0.14393.5001

10-Feb-22

2:57

273,168

FeatureSettingsOverride.dll

10.0.14393.4222

13-Jan-21

21:11

34,552

SupplementalServicingAI.dll

10.0.14393.4222

13-Jan-21

20:36

17,920

luainstall.dll

10.0.14393.4222

13-Jan-21

20:50

51,464

appxreg.dll

10.0.14393.4222

13-Jan-21

20:51

36,624

appxprovisionpackage.dll

10.0.14393.4222

13-Jan-21

21:10

77,592

EventsInstaller.dll

10.0.14393.5001

10-Feb-22

2:58

176,904

CntrtextInstaller.dll

10.0.14393.4222

13-Jan-21

20:50

140,040

grouptrusteeai.dll

10.0.14393.4222

13-Jan-21

20:55

38,664

sppinst.dll

10.0.14393.4222

13-Jan-21

20:51

37,144

timezoneai.dll

10.0.14393.4222

13-Jan-21

20:50

59,656

httpai.dll

10.0.14393.4222

13-Jan-21

20:50

27,896

cmifw.dll

10.0.14393.4222

13-Jan-21

20:50

90,376

FirewallOfflineAPI.dll

10.0.14393.4222

13-Jan-21

20:51

161,544

NetSetupAI.dll

10.0.14393.5001

10-Feb-22

2:58

105,240

NetSetupApi.dll

10.0.14393.5001

10-Feb-22

2:58

112,912

NetSetupEngine.dll

10.0.14393.5001

10-Feb-22

2:58

607,512

ImplatSetup.dll

10.0.14393.5001

10-Feb-22

2:58

102,160

winsockai.dll

10.0.14393.4222

13-Jan-21

20:51

73,464

ws2_helper.dll

10.0.14393.0

15-Jul-16

18:33

70,144

wmicmiplugin.dll

10.0.14393.4222

13-Jan-21

20:50

273,144

PrimitiveTransformers.dll

10.0.14393.4222

13-Jan-21

21:10

51,480

AriTransformer.dll

10.0.14393.4222

13-Jan-21

21:10

49,944

WpnDataTransformer.dll

10.0.14393.4222

13-Jan-21

21:10

30,488

appserverai.dll

10.0.14393.4222

13-Jan-21

20:49

93,456

RDWebAI.dll

10.0.14393.4222

13-Jan-21

20:50

103,696

tssdisai.dll

10.0.14393.4222

13-Jan-21

20:49

102,168

VmHostAI.dll

10.0.14393.4222

13-Jan-21

20:50

83,216

wdscore.dll

10.0.14393.4222

13-Jan-21

20:55

219,928

drvstore.dll

10.0.14393.4222

13-Jan-21

20:51

750,344

dpx.dll

5.0.1.1

8-Sep-21

21:57

381,208

msdelta.dll

5.0.1.1

13-Jan-21

20:51

406,776

mspatcha.dll

5.0.1.1

13-Jan-21

20:50

44,808

cmiaisupport.dll

10.0.14393.5001

10-Feb-22

2:57

1,915,184

WcmTypes.xsd

Not versioned

25-May-16

11:04

1,047

CbsMsg.dll

10.0.14393.0

15-Jul-16

18:57

49,504

CbsCore.dll

10.0.14393.5242

16-Jun-22

2:27

1,789,728

TiWorker.exe

10.0.14393.4222

13-Jan-21

20:32

197,120

TiFileFetcher.exe

10.0.14393.4650

8-Sep-21

21:57

246,552

drupdate.dll

10.0.14393.5001

10-Feb-22

2:57

287,024

wcp.dll

10.0.14393.5242

16-Jun-22

2:27

2,737,440

cmiadapter.dll

10.0.14393.4222

13-Jan-21

20:50

72,968

smiengine.dll

10.0.14393.4650

8-Sep-21

21:57

747,288

smipi.dll

10.0.14393.4222

13-Jan-21

20:50

31,992

poqexec.exe

10.0.14393.4222

13-Jan-21

20:32

120,320

x86_installed

Not versioned

25-May-16

10:59

9

GlobalInstallOrder.xml

Not versioned

14-May-20

3:00

1,247,706

wrpint.dll

10.0.14393.4222

13-Jan-21

20:51

66,824

cleanupai.dll

10.0.14393.4222

13-Jan-21

20:50

21,752

References

For information about SSUs, see the following articles:

For more information about Dynamic Updates, see the following articles:

Learn about the standard terminology that is used to describe Microsoft software updates.

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