REMINDERÂ
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. |
PrerequisitesÂ
There are no prerequisites to apply this update.Â
Restart informationÂ
You don't have to restart your device after you apply this update. Â
Update replacement informationÂ
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.