Windows build 18363.1593: May 2021 optional preview (third week) (KB5003212)
Windows Build Decoder: What a Windows build number means: 10.0.26100.2314 is Windows 11 24H2 with the November 2024 update. Version, KB, support dates, updates behind.
Paste a Windows build number from winver, ver, a system inventory or a vulnerability scan:
10.0.26100.2314, 19045.5487, Microsoft Windows [Version 10.0.22631.4460], a KB number
or a version like 22H2. You get the Windows version (the same build is often a client and a server release),
the cumulative update it has, how many monthly security updates behind it is, and how long that version gets updates.
Versions, updates and dates come from Microsoft's release information for
Windows 11,
Windows 10 and
Windows Server, read 2026-10-28.
Try: 10.0.26100.2314, 19045.5487, 22631.4460, 20348, 17763, KB5046617, 22H2
Windows 10, version 1909
Build 18363, first released 2019-11-12
18363.1593 is the May 2021 optional preview (third week), released 2021-05-20 as KB5003212 (download).
Support
| All editions | No longer updated |
|---|
Windows 10 reached end of support on 2025-10-14. Devices enrolled in Extended Security Updates (ESU) still get security updates.
All 58 updates for build 18363
| Build | Update | Released | KB |
|---|---|---|---|
| 18363.2274 | 2022-05 Bmonthly security update | 2022-05-10 | KB5013945 |
| 18363.2212 | 2022-04 Bmonthly security update | 2022-04-12 | KB5012591 |
| 18363.2158 | 2022-03 Bmonthly security update | 2022-03-08 | KB5011485 |
| 18363.2094 | 2022-02 Bmonthly security update | 2022-02-08 | KB5010345 |
| 18363.2039 | 2022-01 OOBout-of-band update | 2022-01-17 | KB5010792 |
| 18363.2037 | 2022-01 Bmonthly security update | 2022-01-11 | KB5009545 |
| 18363.1977 | 2021-12 Bmonthly security update | 2021-12-14 | KB5008206 |
| 18363.1916 | 2021-11 Bmonthly security update | 2021-11-09 | KB5007189 |
| 18363.1854 | 2021-10 Bmonthly security update | 2021-10-12 | KB5006667 |
| 18363.1832 | 2021-09 Coptional preview (third week) | 2021-09-21 | KB5005624 |
| 18363.1801 | 2021-09 Bmonthly security update | 2021-09-14 | KB5005566 |
| 18363.1766 | 2021-08 Coptional preview (third week) | 2021-08-26 | KB5005103 |
| 18363.1734 | 2021-08 Bmonthly security update | 2021-08-10 | KB5005031 |
| 18363.1714 | 2021-07 Coptional preview (third week) | 2021-07-29 | KB5004293 |
| 18363.1679 | 2021-07 Bmonthly security update | 2021-07-13 | KB5004245 |
| 18363.1646 | 2021-07 OOBout-of-band update | 2021-07-06 | KB5004946 |
| 18363.1645 | 2021-06 Coptional preview (third week) | 2021-06-15 | KB5003698 |
| 18363.1621 | 2021-06 Bmonthly security update | 2021-06-08 | KB5003635 |
| 18363.1593 | 2021-05 Coptional preview (third week) | 2021-05-20 | KB5003212 |
| 18363.1556 | 2021-05 Bmonthly security update | 2021-05-11 | KB5003169 |
| 18363.1533 | 2021-04 Coptional preview (third week) | 2021-04-22 | KB5001396 |
| 18363.1500 | 2021-04 Bmonthly security update | 2021-04-13 | KB5001337 |
| 18363.1474 | 2021-03 Coptional preview (third week) | 2021-03-25 | KB5000850 |
| 18363.1443 | 2021-03 OOBout-of-band update | 2021-03-18 | KB5001648 |
| 18363.1441 | 2021-03 OOBout-of-band update | 2021-03-15 | KB5001566 |
| 18363.1440 | 2021-03 Bmonthly security update | 2021-03-09 | KB5000808 |
| 18363.1411 | 2021-02 Coptional preview (third week) | 2021-02-16 | KB4601380 |
| 18363.1379 | 2021-02 OOBout-of-band update | 2021-02-11 | KB5001028 |
| 18363.1377 | 2021-02 Bmonthly security update | 2021-02-09 | KB4601315 |
| 18363.1350 | 2021-01 Coptional preview (third week) | 2021-01-21 | KB4598298 |
| 18363.1316 | 2021-01 Bmonthly security update | 2021-01-12 | KB4598229 |
| 18363.1256 | 2020-12 Bmonthly security update | 2020-12-08 | KB4592449 |
| 18363.1237 | 2020-11 Coptional preview (third week) | 2020-11-19 | KB4586819 |
| 18363.1199 | 2020-11 OOBout-of-band update | 2020-11-19 | KB4594443 |
| 18363.1198 | 2020-11 Bmonthly security update | 2020-11-10 | KB4586786 |
| 18363.1171 | 2020-10 Coptional preview (third week) | 2020-10-20 | KB4580386 |
| 18363.1139 | 2020-10 Bmonthly security update | 2020-10-13 | KB4577671 |
| 18363.1110 | 2020-09 Coptional preview (third week) | 2020-09-16 | KB4577062 |
| 18363.1082 | 2020-09 Bmonthly security update | 2020-09-08 | KB4574727 |
| 18363.1049 | 2020-08 Coptional preview (third week) | 2020-08-20 | KB4566116 |
| 18363.1016 | 2020-08 Bmonthly security update | 2020-08-11 | KB4565351 |
| 18363.997 | 2020-07 Coptional preview (third week) | 2020-07-21 | KB4559004 |
| 18363.959 | 2020-07 Bmonthly security update | 2020-07-14 | KB4565483 |
| 18363.904 | 2020-06 OOBout-of-band update | 2020-06-16 | KB4567512 |
| 18363.900 | 2020-06 Bmonthly security update | 2020-06-09 | KB4560960 |
| 18363.836 | 2020-05 Bmonthly security update | 2020-05-12 | KB4556799 |
| 18363.815 | 2020-04 Coptional preview (third week) | 2020-04-21 | KB4550945 |
| 18363.778 | 2020-04 Bmonthly security update | 2020-04-14 | KB4549951 |
| 18363.753 | 2020-03 OOBout-of-band update | 2020-03-30 | KB4554364 |
| 18363.752 | 2020-03 Doptional non-security preview | 2020-03-24 | KB4541335 |
| 18363.720 | 2020-03 OOBout-of-band update | 2020-03-12 | KB4551762 |
| 18363.719 | 2020-03 Bmonthly security update | 2020-03-10 | KB4540673 |
| 18363.693 | 2020-02 Doptional non-security preview | 2020-02-27 | KB4535996 |
| 18363.657 | 2020-02 Bmonthly security update | 2020-02-11 | KB4532693 |
| 18363.628 | 2020-01 Doptional non-security preview | 2020-01-28 | KB4532695 |
| 18363.592 | 2020-01 Bmonthly security update | 2020-01-14 | KB4528760 |
| 18363.535 | 2019-12 Bmonthly security update | 2019-12-10 | KB4530684 |
| 18363.476 | 2019-11 Bmonthly security update | 2019-11-12 | KB4524570 |