Part of a series of articles on |
Windows 10 |
---|
Siblings |
Related |
The Windows 10 May 2021 Update [1] (codenamed "21H1" [2]) is the twelfth stable build for Windows 10. It carries the build number 10.0.19043.
The first preview was released to Insiders who opted in to Beta Channel on February 17, 2021. [3] The update began rolling out on May 18, 2021. [4] Notable changes in the May 2021 Update include: [5]
The update reached end of service after the release of build 19043.2364 on December 13, 2022. [6] [7]
Preview builds of Windows 10, version 21H1 | |||
---|---|---|---|
Version | Knowledge base | Release date(s) | Highlights |
10.0.19043.844 [3] |
KB4601382 | Beta Channel: February 17, 2021 |
|
10.0.19043.867 [8] |
KB5000802 | Beta Channel: March 9, 2021 |
|
10.0.19043.899 [9] |
KB5000842 | Beta Channel: March 15, 2021 |
|
10.0.19043.906 [10] |
Beta Channel: March 25, 2021 |
||
10.0.19043.928 [11] |
KB5001330 | Beta Channel and Release Preview Channel: April 13, 2021 |
|
10.0.19043.962 [12] |
KB5001391 | Beta Channel and Release Preview Channel: April 19, 2021 |
|
10.0.19043.964 [13] |
Beta Channel and Release Preview Channel: April 28, 2021 |
||
Version | Knowledge base | Release date(s) | Highlights |
Public patches of Windows 10, version 21H1 | |||
---|---|---|---|
Version | Knowledge base | Release date(s) | Highlights |
10.0.19043.985 Version 21H1 [14] [15] [16] |
KB5003173 | Beta Channel and Release Preview Channel: May 11, 2021 Public release: |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.1023 [17] [18] |
KB5003214 | Beta Channel and Release Preview Channel: May 21, 2021 Public release: |
|
10.0.19043.1052 [19] [20] |
KB5003637 | Beta Channel, Release Preview Channel and public release: June 8, 2021 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.1055 [21] |
KB5004476 | Beta Channel, Release Preview Channel and public release: June 11, 2021 |
|
10.0.19043.1081 [22] [23] |
KB5003690 | Beta Channel and Release Preview Channel: June 17, 2021 Public release: |
This update is no longer available from
Windows Update, Microsoft Update Catalogue, or other release channels since July 21, 2021.
|
10.0.19043.1082 [24] |
KB5004760 | Beta Channel, Release Preview Channel and public release: June 29, 2021 |
|
10.0.19043.1083 [25] |
KB5004945 | Beta Channel, Release Preview Channel and public release: July 6, 2021 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.1110 [26] |
KB5004237 | Beta Channel, Release Preview Channel and public release: July 13, 2021 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.1147 [27] |
KB5004296 | Release Preview Channel: July 15, 2021 |
|
10.0.19043.1149 [28] |
Release Preview Channel: July 20, 2021 |
||
10.0.19043.1151 [29] |
Release Preview Channel and public release: July 29, 2021 |
||
10.0.19043.1165 [30] |
KB5005033 | Release Preview Channel and public release: August 10, 2021 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.1200 [31] |
KB5005101 | Release Preview Channel: August 18, 2021 |
|
10.0.19043.1202 [32] [33] |
Release Preview Channel: August 31, 2021 Public release: |
||
10.0.19043.1237 [34] |
KB5005565 | Release Preview Channel and public release: September 14, 2021 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.1263 [35] |
KB5005611 | Release Preview Channel: September 23, 2021 |
|
10.0.19043.1266 [36] |
Release Preview Channel and public release: September 30, 2021 |
||
10.0.19043.1288 [37] |
KB5006670 | Release Preview Channel and public release: October 12, 2021 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.1319 [38] |
KB5006738 | Release Preview Channel: October 19, 2021 |
|
10.0.19043.1320 [39] [40] |
Release Preview Channel and public release: October 26, 2021 |
||
10.0.19043.1348 [41] |
KB5007186 | Release Preview Channel and public release: November 9, 2021 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.1379 [42] |
KB5007253 | Release Preview Channel: November 16, 2021 |
|
10.0.19043.1381 [43] |
Release Preview Channel: November 18, 2021 |
||
10.0.19043.1387 [44] |
Release Preview Channel and public release: November 22, 2021 |
||
10.0.19043.1415 [45] |
KB5008212 | Public release: December 14, 2021 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.1466 [46] |
KB5009543 | Public release: January 11, 2022 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.1469 [47] |
KB5010793 | Public release: January 17, 2022 |
|
10.0.19043.1503 [48] |
KB5009596 | Public release: January 25, 2022 |
|
10.0.19043.1526 [49] |
KB5010342 | Public release: February 8, 2022 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.1566 [50] |
KB5010415 | Public release: February 15, 2022 |
|
10.0.19043.1586 [51] |
KB5011487 | Public release: March 8, 2022 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.1620 [52] |
KB5011543 | Public release: March 22, 2022 |
|
10.0.19043.1645 [53] |
KB5012599 | Public release: April 12, 2022 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.1682 [54] |
KB5011831 | Public release: April 25, 2022 |
|
10.0.19043.1706 [55] |
KB5013942 | Public release: May 10, 2022 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.1708 [56] |
KB5015020 | Public release: May 19, 2022 |
|
10.0.19043.1741 [57] |
KB5014023 | Public release: June 2, 2022 |
|
10.0.19043.1766 [58] |
KB5014699 | Public release: June 14, 2022 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.1767 [59] |
KB5016139 | Public release: June 20, 2022 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.1806 [60] |
KB5014666 | Public release: June 28, 2022 |
|
10.0.19043.1826 [61] |
KB5014666 | Public release: July 12, 2022 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.1865 [62] |
KB5015878 | Public release: July 26, 2022 |
|
10.0.19043.1889 [63] |
KB5016616 | Public release: August 9, 2022 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.1949 [64] |
KB5016688 | Public release: August 26, 2022 |
|
10.0.19043.2006 [65] |
KB5017308 | Public release: September 13, 2022 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.2075 [66] |
KB5017380 | Public release: September 20, 2022 |
|
10.0.19043.2130 [67] |
KB5018410 | Public release: October 11, 2022 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.2132 [68] |
KB5020435 | Public release: October 17, 2022 |
|
10.0.19043.2193 [69] |
KB5018482 | Public release: October 25, 2022 |
|
10.0.19043.2194 [70] |
KB5020953 | Public release: October 28, 2022 |
|
10.0.19043.2251 [71] |
KB5019959 | Public release: November 8, 2022 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.2311 [72] |
KB5020030 | Public release: November 15, 2022 |
|
10.0.19043.2364 [7] |
KB5021233 | Public release: December 13, 2022 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
Version | Knowledge base | Release date(s) | Highlights |
Part of a series of articles on |
Windows 10 |
---|
Siblings |
Related |
The Windows 10 May 2021 Update [1] (codenamed "21H1" [2]) is the twelfth stable build for Windows 10. It carries the build number 10.0.19043.
The first preview was released to Insiders who opted in to Beta Channel on February 17, 2021. [3] The update began rolling out on May 18, 2021. [4] Notable changes in the May 2021 Update include: [5]
The update reached end of service after the release of build 19043.2364 on December 13, 2022. [6] [7]
Preview builds of Windows 10, version 21H1 | |||
---|---|---|---|
Version | Knowledge base | Release date(s) | Highlights |
10.0.19043.844 [3] |
KB4601382 | Beta Channel: February 17, 2021 |
|
10.0.19043.867 [8] |
KB5000802 | Beta Channel: March 9, 2021 |
|
10.0.19043.899 [9] |
KB5000842 | Beta Channel: March 15, 2021 |
|
10.0.19043.906 [10] |
Beta Channel: March 25, 2021 |
||
10.0.19043.928 [11] |
KB5001330 | Beta Channel and Release Preview Channel: April 13, 2021 |
|
10.0.19043.962 [12] |
KB5001391 | Beta Channel and Release Preview Channel: April 19, 2021 |
|
10.0.19043.964 [13] |
Beta Channel and Release Preview Channel: April 28, 2021 |
||
Version | Knowledge base | Release date(s) | Highlights |
Public patches of Windows 10, version 21H1 | |||
---|---|---|---|
Version | Knowledge base | Release date(s) | Highlights |
10.0.19043.985 Version 21H1 [14] [15] [16] |
KB5003173 | Beta Channel and Release Preview Channel: May 11, 2021 Public release: |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.1023 [17] [18] |
KB5003214 | Beta Channel and Release Preview Channel: May 21, 2021 Public release: |
|
10.0.19043.1052 [19] [20] |
KB5003637 | Beta Channel, Release Preview Channel and public release: June 8, 2021 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.1055 [21] |
KB5004476 | Beta Channel, Release Preview Channel and public release: June 11, 2021 |
|
10.0.19043.1081 [22] [23] |
KB5003690 | Beta Channel and Release Preview Channel: June 17, 2021 Public release: |
This update is no longer available from
Windows Update, Microsoft Update Catalogue, or other release channels since July 21, 2021.
|
10.0.19043.1082 [24] |
KB5004760 | Beta Channel, Release Preview Channel and public release: June 29, 2021 |
|
10.0.19043.1083 [25] |
KB5004945 | Beta Channel, Release Preview Channel and public release: July 6, 2021 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.1110 [26] |
KB5004237 | Beta Channel, Release Preview Channel and public release: July 13, 2021 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.1147 [27] |
KB5004296 | Release Preview Channel: July 15, 2021 |
|
10.0.19043.1149 [28] |
Release Preview Channel: July 20, 2021 |
||
10.0.19043.1151 [29] |
Release Preview Channel and public release: July 29, 2021 |
||
10.0.19043.1165 [30] |
KB5005033 | Release Preview Channel and public release: August 10, 2021 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.1200 [31] |
KB5005101 | Release Preview Channel: August 18, 2021 |
|
10.0.19043.1202 [32] [33] |
Release Preview Channel: August 31, 2021 Public release: |
||
10.0.19043.1237 [34] |
KB5005565 | Release Preview Channel and public release: September 14, 2021 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.1263 [35] |
KB5005611 | Release Preview Channel: September 23, 2021 |
|
10.0.19043.1266 [36] |
Release Preview Channel and public release: September 30, 2021 |
||
10.0.19043.1288 [37] |
KB5006670 | Release Preview Channel and public release: October 12, 2021 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.1319 [38] |
KB5006738 | Release Preview Channel: October 19, 2021 |
|
10.0.19043.1320 [39] [40] |
Release Preview Channel and public release: October 26, 2021 |
||
10.0.19043.1348 [41] |
KB5007186 | Release Preview Channel and public release: November 9, 2021 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.1379 [42] |
KB5007253 | Release Preview Channel: November 16, 2021 |
|
10.0.19043.1381 [43] |
Release Preview Channel: November 18, 2021 |
||
10.0.19043.1387 [44] |
Release Preview Channel and public release: November 22, 2021 |
||
10.0.19043.1415 [45] |
KB5008212 | Public release: December 14, 2021 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.1466 [46] |
KB5009543 | Public release: January 11, 2022 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.1469 [47] |
KB5010793 | Public release: January 17, 2022 |
|
10.0.19043.1503 [48] |
KB5009596 | Public release: January 25, 2022 |
|
10.0.19043.1526 [49] |
KB5010342 | Public release: February 8, 2022 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.1566 [50] |
KB5010415 | Public release: February 15, 2022 |
|
10.0.19043.1586 [51] |
KB5011487 | Public release: March 8, 2022 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.1620 [52] |
KB5011543 | Public release: March 22, 2022 |
|
10.0.19043.1645 [53] |
KB5012599 | Public release: April 12, 2022 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.1682 [54] |
KB5011831 | Public release: April 25, 2022 |
|
10.0.19043.1706 [55] |
KB5013942 | Public release: May 10, 2022 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.1708 [56] |
KB5015020 | Public release: May 19, 2022 |
|
10.0.19043.1741 [57] |
KB5014023 | Public release: June 2, 2022 |
|
10.0.19043.1766 [58] |
KB5014699 | Public release: June 14, 2022 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.1767 [59] |
KB5016139 | Public release: June 20, 2022 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.1806 [60] |
KB5014666 | Public release: June 28, 2022 |
|
10.0.19043.1826 [61] |
KB5014666 | Public release: July 12, 2022 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.1865 [62] |
KB5015878 | Public release: July 26, 2022 |
|
10.0.19043.1889 [63] |
KB5016616 | Public release: August 9, 2022 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.1949 [64] |
KB5016688 | Public release: August 26, 2022 |
|
10.0.19043.2006 [65] |
KB5017308 | Public release: September 13, 2022 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.2075 [66] |
KB5017380 | Public release: September 20, 2022 |
|
10.0.19043.2130 [67] |
KB5018410 | Public release: October 11, 2022 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.2132 [68] |
KB5020435 | Public release: October 17, 2022 |
|
10.0.19043.2193 [69] |
KB5018482 | Public release: October 25, 2022 |
|
10.0.19043.2194 [70] |
KB5020953 | Public release: October 28, 2022 |
|
10.0.19043.2251 [71] |
KB5019959 | Public release: November 8, 2022 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
10.0.19043.2311 [72] |
KB5020030 | Public release: November 15, 2022 |
|
10.0.19043.2364 [7] |
KB5021233 | Public release: December 13, 2022 |
This update is no longer available from Microsoft Update Catalogue, or other release channels since September 12, 2023. However, this patch continues to be available from Windows Update. |
Version | Knowledge base | Release date(s) | Highlights |