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Windows build 19041.1083: July 2021 out-of-band update (KB5004945)

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 2004

Build 19041, first released 2020-05-27

19041.1083 is the July 2021 out-of-band update, released 2021-07-06 as KB5004945 (download).

6 monthly security updates behind. The latest is 19041.1415 (2021-12 B, 2021-12-14).

Support

All editions
No longer updated
Last update 19041.1415 (2021-12-14)

Windows 10 reached end of support on 2025-10-14. Devices enrolled in Extended Security Updates (ESU) still get security updates.

All 43 updates for build 19041
BuildUpdateReleasedKB
19041.1415 2021-12 Bmonthly security update 2021-12-14 KB5008212
19041.1387 2021-11 Coptional preview (third week) 2021-11-22 KB5007253
19041.1348 2021-11 Bmonthly security update 2021-11-09 KB5007186
19041.1320 2021-10 Coptional preview (third week) 2021-10-26 KB5006738
19041.1288 2021-10 Bmonthly security update 2021-10-12 KB5006670
19041.1266 2021-09 Coptional preview (third week) 2021-09-30 KB5005611
19041.1237 2021-09 Bmonthly security update 2021-09-14 KB5005565
19041.1202 2021-08 Coptional preview (third week) 2021-09-01 KB5005101
19041.1165 2021-08 Bmonthly security update 2021-08-10 KB5005033
19041.1151 2021-07 Coptional preview (third week) 2021-07-29 KB5004296
19041.1110 2021-07 Bmonthly security update 2021-07-13 KB5004237
19041.1083 2021-07 OOBout-of-band update 2021-07-06 KB5004945
19041.1082 2021-06 OOBout-of-band update 2021-06-29 KB5004760
19041.1081 2021-06 Coptional preview (third week) 2021-06-21 KB5003690
19041.1055 2021-06 OOBout-of-band update 2021-06-11 KB5004476
19041.1052 2021-06 Bmonthly security update 2021-06-08 KB5003637
19041.1023 2021-05 Coptional preview (third week) 2021-05-25 KB5003214
19041.985 2021-05 Bmonthly security update 2021-05-11 KB5003173
19041.964 2021-04 Coptional preview (third week) 2021-04-28 KB5001391
19041.928 2021-04 Bmonthly security update 2021-04-13 KB5001330
19041.906 2021-03 Coptional preview (third week) 2021-03-29 KB5000842
19041.870 2021-03 OOBout-of-band update 2021-03-18 KB5001649
19041.868 2021-03 OOBout-of-band update 2021-03-15 KB5001567
19041.867 2021-03 Bmonthly security update 2021-03-09 KB5000802
19041.844 2021-02 Coptional preview (third week) 2021-02-24 KB4601382
19041.804 2021-02 Bmonthly security update 2021-02-09 KB4601319
19041.789 2021-01 Coptional preview (third week) 2021-02-02 KB4598291
19041.746 2021-01 Bmonthly security update 2021-01-12 KB4598242
19041.685 2020-12 Bmonthly security update 2020-12-08 KB4592438
19041.662 2020-11 Coptional preview (third week) 2020-11-30 KB4586853
19041.631 2020-11 OOBout-of-band update 2020-11-19 KB4594440
19041.630 2020-11 Bmonthly security update 2020-11-10 KB4586781
19041.610 2020-10 Coptional preview (third week) 2020-10-29 KB4580364
19041.572 2020-10 Bmonthly security update 2020-10-13 KB4579311
19041.546 2020-09 Coptional preview (third week) 2020-10-01 KB4577063
19041.508 2020-09 Bmonthly security update 2020-09-08 KB4571756
19041.488 2020-08 Coptional preview (third week) 2020-09-03 KB4571744
19041.450 2020-08 Bmonthly security update 2020-08-11 KB4566782
19041.423 2020-07 Coptional preview (third week) 2020-07-31 KB4568831
19041.388 2020-07 Bmonthly security update 2020-07-14 KB4565503
19041.331 2020-06 OOBout-of-band update 2020-06-18 KB4567523
19041.329 2020-06 Bmonthly security update 2020-06-09 KB4557957
19041.264 2020-05 Bmonthly security update 2020-05-27