Applies ToWindows 11 Home and Pro, version 21H2 Windows 11 Enterprise Multi-Session, version 21H2 Windows 11 Enterprise and Education, version 21H2 Windows 11 IoT Enterprise, version 21H2

REMINDER 

Some editions of Windows 11, version 21H2 reached end of service on October 10, 2023.  These are Home, Pro, Pro Education, and Pro for Workstation.  After that date, devices that run these editions will not receive monthly security and quality updates. These updates contain protections from the latest security threats.

We will continue to support the remaining editions of Windows 11, version 21H2. For more information about Windows lifecycle, see the Windows Lifecycle FAQ.

Summary

This update makes improvements to the Windows recovery features for Windows 11, version 21H2.

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) and Microsoft Endpoint Configuration Manager

No

See the other release channels.

Prerequisites 

There are no prerequisites to apply this update. 

Restart information 

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

Update replacement information 

This update replaces the previously released update KB5021040.

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

acpi.inf

Not versioned

2-Nov-23

12:24

4,248

acpi.sys

10.0.22000.2597

2-Nov-23

13:55

837,080

pci.inf

Not versioned

2-Nov-23

12:20

18,980

pci.sys

10.0.22000.2597

2-Nov-23

13:55

542,184

tpm.inf

Not versioned

18-Oct-21

19:08

11,790

tpm.sys

10.0.22000.341

18-Oct-21

21:03

344,376

skci.dll

10.0.22000.2531

13-Sep-23

0:29

311,336

conhost.exe

10.0.22000.761

10-May-22

12:58

1,028,096

Facilitator.dll

10.0.22000.132

5-Aug-21

18:20

1,081,656

winresume.exe

10.0.22000.2531

13-Sep-23

0:29

1,252,072

winresume.efi

10.0.22000.2531

13-Sep-23

0:29

1,869,312

winload.exe

10.0.22000.2531

13-Sep-23

0:22

1,643,136

winload.efi

10.0.22000.2531

13-Sep-23

0:22

2,324,896

bootmgfw.efi

10.0.22000.2531

13-Sep-23

0:22

2,033,024

bootmgr.efi

10.0.22000.2531

13-Sep-23

0:22

2,016,752

boot.stl

Not versioned

2-Sep-23

17:23

10,895

winsipolicy.p7b

Not versioned

9-Sep-23

17:20

9,992

BootMenuUX.dll

10.0.22000.1215

25-Oct-22

6:16

229,376

driversipolicy.p7b

Not versioned

2-Sep-23

17:23

131,963

ci.dll

10.0.22000.2531

13-Sep-23

0:23

960,040

driver.stl

Not versioned

2-Sep-23

17:25

25,628

cmi2migxml.dll

10.0.22000.587

27-Feb-22

8:51

230,736

csiagent.dll

10.0.22000.587

27-Feb-22

8:51

718,184

diagER.dll

10.0.22000.587

27-Feb-22

8:51

79,216

hwcompat.dll

10.0.22000.587

27-Feb-22

8:52

251,216

hwcompat.txt

Not versioned

27-Feb-22

8:57

787,806

hwexclude.txt

Not versioned

27-Feb-22

8:57

51

icbexclusion.inf

Not versioned

27-Feb-22

7:00

7,222

migapp.xml

Not versioned

17-Aug-21

17:54

654,548

migcore.dll

10.0.22000.587

27-Feb-22

8:51

9,708,904

mighost.exe

10.0.22000.587

27-Feb-22

8:51

279,920

migres.dll

10.0.22000.587

27-Feb-22

8:51

25,968

migisol.dll

10.0.22000.587

27-Feb-22

8:51

148,840

migstore.dll

10.0.22000.587

27-Feb-22

8:51

1,320,304

migsys.dll

10.0.22000.587

27-Feb-22

8:51

456,040

MXEAgent.dll

10.0.22000.587

27-Feb-22

8:51

374,120

offline.xml

Not versioned

27-Feb-22

7:00

41,548

oscomps.xml

Not versioned

27-Feb-22

7:00

447,950

oscomps.woa.xml

Not versioned

27-Feb-22

7:00

249,101

osfilter.inf

Not versioned

27-Feb-22

7:00

21,299

pnppropmig.dll

10.0.22000.587

27-Feb-22

8:51

103,792

reagent.dll

10.0.22000.587

27-Feb-22

8:51

599,400

ReserveManager.dll

10.0.22000.587

27-Feb-22

2:35

316,752

setupplatform.cfg

Not versioned

7-Feb-22

18:12

6,389

setupplatform.dll

1.66.22000.587

27-Feb-22

8:51

9,594,224

setupplatform.exe

1.66.22000.587

27-Feb-22

8:51

243,056

SFCN.dat

Not versioned

17-Aug-21

17:54

1,824

SFLCID.dat

Not versioned

17-Aug-21

17:54

1,644

SFLISTW7.dat

Not versioned

2-Sep-21

12:02

1,703,368

SFLISTW8.dat

Not versioned

2-Sep-21

12:02

2,608,858

SFLISTWB.dat

Not versioned

2-Sep-21

12:02

3,172,904

SFLISTWT.dat

Not versioned

16-Sep-21

18:14

4,935,438

sflistw8.woa.dat

Not versioned

2-Sep-21

12:02

954,436

SFLISTRS1.dat

Not versioned

16-Sep-21

18:14

5,593,264

sflistwb.woa.dat

Not versioned

2-Sep-21

12:02

1,150,134

sflistwt.woa.dat

Not versioned

2-Sep-21

12:02

2,636,850

SFPAT.inf

Not versioned

27-Feb-22

7:00

11,602

SFPATW7.inf

Not versioned

27-Feb-22

7:00

17,396

SFPATW8.inf

Not versioned

27-Feb-22

7:00

79,818

SFPATWB.inf

Not versioned

27-Feb-22

7:00

91,635

SFPATWT.inf

Not versioned

27-Feb-22

7:00

165,729

SFPATRS1.inf

Not versioned

27-Feb-22

7:00

169,870

unbcl.dll

10.0.22000.587

27-Feb-22

8:51

1,205,608

upgradeagent.dll

10.0.22000.587

27-Feb-22

8:51

3,286,384

upgradeagent.xml

Not versioned

27-Feb-22

7:00

70,907

upgrade_comp.xml

Not versioned

27-Feb-22

7:00

6,054

upgrade_bulk.xml

Not versioned

27-Feb-22

7:00

209,520

upgrade_data.xml

Not versioned

27-Feb-22

7:00

41,750

upgrade_frmwrk.xml

Not versioned

27-Feb-22

7:00

18,785

upgWow_bulk.xml

Not versioned

27-Feb-22

7:00

115,041

uninstall.xml

Not versioned

27-Feb-22

7:00

4,407

uninstall_data.xml

Not versioned

27-Feb-22

7:00

11,122

wdsutil.dll

10.0.22000.587

27-Feb-22

8:51

357,744

ClipSp.sys

10.0.22000.2531

13-Sep-23

0:22

1,111,512

ntdll.dll

10.0.22000.2531

13-Sep-23

0:22

2,129,424

ntoskrnl.exe

10.0.22000.2531

13-Sep-23

0:22

11,748,840

ntkrla57.exe

10.0.22000.2531

13-Sep-23

0:30

11,073,000

ResetEngine.dll

10.0.22000.700

12-Apr-22

2:20

2,315,624

ResetEngine.exe

10.0.22000.700

12-Apr-22

2:26

38,248

ResetPluginHost.exe

10.0.22000.700

12-Apr-22

1:55

53,248

reseteng.dll

10.0.22000.700

12-Apr-22

1:48

679,936

resetengmig.dll

10.0.22000.700

12-Apr-22

1:54

106,496

srms.dat

Not versioned

7-Feb-22

20:55

60,267

srms62.dat

Not versioned

12-Jan-22

18:39

22,841

sysreset.exe

10.0.22000.700

12-Apr-22

1:52

421,888

systemreset.exe

10.0.22000.700

12-Apr-22

2:26

550,968

ResetEngOnline.dll

10.0.22000.700

12-Apr-22

1:50

229,376

SysResetErr.exe

10.0.22000.700

12-Apr-22

2:27

71,008

WifiCx.sys

10.0.22000.700

11-Apr-22

20:14

802,816

winpeshl.exe

10.0.22000.2597

2-Nov-23

13:33

57,344

wpeutil.dll

10.0.22000.2597

2-Nov-23

13:31

163,840

wpeutil.exe

10.0.22000.2597

2-Nov-23

13:35

32,768

wpeinit.exe

10.0.22000.2597

2-Nov-23

13:35

57,344

startnet.cmd

Not versioned

21-Oct-23

15:59

9

StartRep.exe

10.0.22000.587

27-Feb-22

8:32

659,456

RecEnv.exe

10.0.22000.587

27-Feb-22

9:01

410,992

BootRec.exe

10.0.22000.587

27-Feb-22

8:35

192,512

ntdll.dll

10.0.22000.2531

12-Sep-23

23:45

1,725,320

File name

File version

Date

Time

File size

acpi.inf

Not versioned

2-Nov-23

12:17

4,248

acpi.sys

10.0.22000.2597

2-Nov-23

14:45

781,784

pci.inf

Not versioned

2-Nov-23

12:13

18,980

pci.sys

10.0.22000.2597

2-Nov-23

14:45

451,048

tpm.inf

Not versioned

18-Oct-21

19:08

11,604

tpm.sys

10.0.22000.341

18-Oct-21

21:55

311,112

skci.dll

10.0.22000.2531

13-Sep-23

1:22

227,552

conhost.exe

10.0.22000.761

10-May-22

13:06

1,063,936

Facilitator.dll

10.0.22000.132

5-Aug-21

19:19

1,098,056

winresume.efi

10.0.22000.2531

13-Sep-23

1:27

1,571,296

winload.efi

10.0.22000.2531

13-Sep-23

1:16

2,054,800

bootmgfw.efi

10.0.22000.2531

13-Sep-23

1:15

1,756,528

bootmgr.efi

10.0.22000.2531

13-Sep-23

1:15

1,738,608

boot.stl

Not versioned

6-Sep-23

20:06

10,717

winsipolicy.p7b

Not versioned

9-Sep-23

17:20

9,992

BootMenuUX.dll

10.0.22000.1215

25-Oct-22

18:03

213,504

driversipolicy.p7b

Not versioned

6-Sep-23

20:06

131,963

ci.dll

10.0.22000.2531

13-Sep-23

1:16

827,752

driver.stl

Not versioned

6-Sep-23

20:07

13,916

cmi2migxml.dll

10.0.22000.587

27-Feb-22

10:26

219,968

csiagent.dll

10.0.22000.587

27-Feb-22

10:26

706,880

diagER.dll

10.0.22000.587

27-Feb-22

10:26

56,680

hwcompat.dll

10.0.22000.587

27-Feb-22

10:26

237,384

hwcompat.txt

Not versioned

27-Feb-22

10:32

206,575

hwexclude.txt

Not versioned

27-Feb-22

10:32

51

icbexclusion.inf

Not versioned

27-Feb-22

8:31

7,222

migapp.xml

Not versioned

11-Jan-22

10:47

654,548

migcore.dll

10.0.22000.587

27-Feb-22

10:29

9,967,944

mighost.exe

10.0.22000.587

27-Feb-22

10:26

265,584

migres.dll

10.0.22000.587

27-Feb-22

10:25

17,256

migisol.dll

10.0.22000.587

27-Feb-22

10:26

119,664

migstore.dll

10.0.22000.587

27-Feb-22

10:26

1,339,248

migsys.dll

10.0.22000.587

27-Feb-22

10:26

449,904

MXEAgent.dll

10.0.22000.587

27-Feb-22

10:26

361,832

offline.xml

Not versioned

27-Feb-22

8:30

41,548

oscomps.xml

Not versioned

27-Feb-22

8:30

447,950

oscomps.woa.xml

Not versioned

27-Feb-22

8:30

249,101

osfilter.inf

Not versioned

27-Feb-22

8:31

21,299

pnppropmig.dll

10.0.22000.587

27-Feb-22

10:26

90,472

reagent.dll

10.0.22000.587

27-Feb-22

10:26

969,072

ReserveManager.dll

10.0.22000.587

27-Feb-22

3:52

312,168

setupplatform.cfg

Not versioned

7-Feb-22

20:56

6,389

setupplatform.dll

1.66.22000.587

27-Feb-22

10:26

9,977,712

setupplatform.exe

1.66.22000.587

27-Feb-22

10:26

233,800

SFCN.dat

Not versioned

11-Jan-22

10:46

1,824

SFLCID.dat

Not versioned

11-Jan-22

10:46

1,644

SFLISTW7.dat

Not versioned

25-Jan-22

2:12

1,703,368

SFLISTW8.dat

Not versioned

25-Jan-22

2:12

2,608,858

SFLISTWB.dat

Not versioned

25-Jan-22

2:12

3,172,904

SFLISTWT.dat

Not versioned

25-Jan-22

2:12

4,935,438

sflistw8.woa.dat

Not versioned

25-Jan-22

2:12

954,436

SFLISTRS1.dat

Not versioned

7-Feb-22

20:56

5,593,264

sflistwb.woa.dat

Not versioned

25-Jan-22

2:12

1,150,134

sflistwt.woa.dat

Not versioned

25-Jan-22

2:12

2,636,850

SFPAT.inf

Not versioned

27-Feb-22

8:31

11,602

SFPATW7.inf

Not versioned

27-Feb-22

8:31

17,396

SFPATW8.inf

Not versioned

27-Feb-22

8:31

79,818

SFPATWB.inf

Not versioned

27-Feb-22

8:31

91,635

SFPATWT.inf

Not versioned

27-Feb-22

8:31

165,729

SFPATRS1.inf

Not versioned

27-Feb-22

8:31

169,870

unbcl.dll

10.0.22000.587

27-Feb-22

10:30

1,191,752

upgradeagent.dll

10.0.22000.587

27-Feb-22

10:26

3,384,688

upgradeagent.xml

Not versioned

27-Feb-22

8:30

70,907

upgrade_comp.xml

Not versioned

27-Feb-22

8:30

6,054

upgrade_bulk.xml

Not versioned

27-Feb-22

8:30

209,520

upgrade_data.xml

Not versioned

27-Feb-22

8:30

41,750

upgrade_frmwrk.xml

Not versioned

27-Feb-22

8:30

18,785

upgWow_bulk.xml

Not versioned

27-Feb-22

8:30

115,041

upgWowA32_bulk.xml

Not versioned

27-Feb-22

8:30

115,031

uninstall.xml

Not versioned

27-Feb-22

8:30

4,407

uninstall_data.xml

Not versioned

27-Feb-22

8:30

11,122

wdsutil.dll

10.0.22000.587

27-Feb-22

10:26

350,568

ClipSp.sys

10.0.22000.2531

13-Sep-23

1:19

962,024

ntdll.dll

10.0.22000.2531

13-Sep-23

1:16

4,113,664

ntoskrnl.exe

10.0.22000.2531

13-Sep-23

1:16

10,970,496

ResetEngine.dll

10.0.22000.700

12-Apr-22

2:58

2,447,720

ResetEngine.exe

10.0.22000.700

12-Apr-22

3:07

22,384

ResetPluginHost.exe

10.0.22000.700

12-Apr-22

2:42

37,376

reseteng.dll

10.0.22000.700

12-Apr-22

2:38

668,160

resetengmig.dll

10.0.22000.700

12-Apr-22

2:41

97,792

srms.dat

Not versioned

5-Apr-22

20:33

60,267

srms62.dat

Not versioned

4-Feb-22

17:20

22,841

sysreset.exe

10.0.22000.700

12-Apr-22

2:40

402,944

systemreset.exe

10.0.22000.700

12-Apr-22

3:07

549,016

ResetEngOnline.dll

10.0.22000.700

12-Apr-22

2:39

221,696

SysResetErr.exe

10.0.22000.700

12-Apr-22

3:07

59,752

WifiCx.sys

10.0.22000.700

11-Apr-22

20:07

718,336

winpeshl.exe

10.0.22000.2597

2-Nov-23

13:38

36,352

wpeutil.dll

10.0.22000.2597

2-Nov-23

13:33

143,360

wpeutil.exe

10.0.22000.2597

2-Nov-23

13:42

11,776

wpeinit.exe

10.0.22000.2597

2-Nov-23

13:42

36,864

startnet.cmd

Not versioned

27-Oct-23

17:57

9

StartRep.exe

10.0.22000.587

27-Feb-22

10:04

636,928

RecEnv.exe

10.0.22000.587

27-Feb-22

10:43

393,584

BootRec.exe

10.0.22000.587

27-Feb-22

10:04

169,472

ntdll.dll

10.0.22000.2531

12-Sep-23

23:53

1,617,160

ntdll.dll

10.0.22000.2531

13-Sep-23

3:55

2,203,560

msvcrt.dll

7.0.22000.2531

13-Sep-23

3:55

1,092,176

ucrtbase.dll

10.0.22000.2531

13-Sep-23

3:54

1,600,904

ntdll.dll

10.0.22000.2531

12-Sep-23

23:45

1,725,320

References

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

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