Windows build 22621.5549: June 2025 optional non-security preview (KB5060826)
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 11, version 22H2
Build 22621, first released 2022-09-20
22621.5549 is the June 2025 optional non-security preview, released 2025-06-26 as KB5060826 (download).
4 monthly security updates behind.
The latest is 22621.6060 (2025-10 B, 2025-10-14).
Support
| All editions | No longer updated |
|---|
All 74 updates for build 22621
| Build | Update | Released | KB |
|---|---|---|---|
| 22621.6060 | 2025-10 Bmonthly security update | 2025-10-14 | KB5066793 |
| 22621.5909 | 2025-09 Bmonthly security update | 2025-09-09 | KB5065431 |
| 22621.5771 | 2025-08 OOBout-of-band update | 2025-08-19 | KB5066189 |
| 22621.5768 | 2025-08 Bmonthly security update | 2025-08-12 | KB5063875 |
| 22621.5624 | 2025-07 Bmonthly security update | 2025-07-08 | KB5062552 |
| 22621.5549 | 2025-06 Doptional non-security preview | 2025-06-26 | KB5060826 |
| 22621.5472 | 2025-06 Bmonthly security update | 2025-06-10 | KB5060999 |
| 22621.5415 | 2025-05 OOBout-of-band update | 2025-05-31 | KB5062170 |
| 22621.5413 | 2025-05 Doptional non-security preview | 2025-05-27 | KB5058502 |
| 22621.5335 | 2025-05 Bmonthly security update | 2025-05-13 | KB5058405 |
| 22621.5262 | 2025-04 Doptional non-security preview | 2025-04-22 | KB5055629 |
| 22621.5192 | 2025-04 OOBout-of-band update | 2025-04-11 | KB5058919 |
| 22621.5189 | 2025-04 Bmonthly security update | 2025-04-08 | KB5055528 |
| 22621.5126 | 2025-03 Doptional non-security preview | 2025-03-25 | KB5053657 |
| 22621.5039 | 2025-03 Bmonthly security update | 2025-03-11 | KB5053602 |
| 22621.4974 | 2025-02 Doptional non-security preview | 2025-02-25 | KB5052094 |
| 22621.4890 | 2025-02 Bmonthly security update | 2025-02-11 | KB5051989 |
| 22621.4830 | 2025-01 Doptional non-security preview | 2025-01-29 | KB5050092 |
| 22621.4751 | 2025-01 Bmonthly security update | 2025-01-14 | KB5050021 |
| 22621.4602 | 2024-12 Bmonthly security update | 2024-12-10 | KB5048685 |
| 22621.4541 | 2024-11 Doptional non-security preview | 2024-11-21 | KB5046732 |
| 22621.4460 | 2024-11 Bmonthly security update | 2024-11-12 | KB5046633 |
| 22621.4391 | 2024-10 Doptional non-security preview | 2024-10-22 | KB5044380 |
| 22621.4317 | 2024-10 Bmonthly security update | 2024-10-08 | KB5044285 |
| 22621.4249 | 2024-09 Doptional non-security preview | 2024-09-26 | KB5043145 |
| 22621.4169 | 2024-09 Bmonthly security update | 2024-09-10 | KB5043076 |
| 22621.4112 | 2024-08 Doptional non-security preview | 2024-08-27 | KB5041587 |
| 22621.4037 | 2024-08 Bmonthly security update | 2024-08-13 | KB5041585 |
| 22621.3958 | 2024-07 Doptional non-security preview | 2024-07-25 | KB5040527 |
| 22621.3880 | 2024-07 Bmonthly security update | 2024-07-09 | KB5040442 |
| 22621.3810 | 2024-06 Doptional non-security preview | 2024-06-25 | KB5039302 |
| 22621.3737 | 2024-06 Bmonthly security update | 2024-06-11 | KB5039212 |
| 22621.3672 | 2024-05 Doptional non-security preview | 2024-05-29 | KB5037853 |
| 22621.3593 | 2024-05 Bmonthly security update | 2024-05-14 | KB5037771 |
| 22621.3527 | 2024-04 Doptional non-security preview | 2024-04-23 | KB5036980 |
| 22621.3447 | 2024-04 Bmonthly security update | 2024-04-09 | KB5036893 |
| 22621.3374 | 2024-03 Doptional non-security preview | 2024-03-26 | KB5035942 |
| 22621.3296 | 2024-03 Bmonthly security update | 2024-03-12 | KB5035853 |
| 22621.3235 | 2024-02 Doptional non-security preview | 2024-02-29 | KB5034848 |
| 22621.3155 | 2024-02 Bmonthly security update | 2024-02-13 | KB5034765 |
| 22621.3085 | 2024-01 Doptional non-security preview | 2024-01-23 | KB5034204 |
| 22621.3007 | 2024-01 Bmonthly security update | 2024-01-09 | KB5034123 |
| 22621.2861 | 2023-12 Bmonthly security update | 2023-12-12 | KB5033375 |
| 22621.2792 | 2023-11 Doptional non-security preview | 2023-12-04 | KB5032288 |
| 22621.2715 | 2023-11 Bmonthly security update | 2023-11-14 | KB5032190 |
| 22621.2506 | 2023-10 Doptional non-security preview | 2023-10-26 | KB5031455 |
| 22621.2428 | 2023-10 Bmonthly security update | 2023-10-10 | KB5031354 |
| 22621.2361 | 2023-09 Doptional non-security preview | 2023-09-26 | KB5030310 |
| 22621.2283 | 2023-09 Bmonthly security update | 2023-09-12 | KB5030219 |
| 22621.2215 | 2023-08 Doptional non-security preview | 2023-08-22 | KB5029351 |
| 22621.2134 | 2023-08 Bmonthly security update | 2023-08-08 | KB5029263 |
| 22621.2070 | 2023-07 Doptional non-security preview | 2023-07-26 | KB5028254 |
| 22621.1992 | 2023-07 Bmonthly security update | 2023-07-11 | KB5028185 |
| 22621.1928 | 2023-06 Doptional non-security preview | 2023-06-27 | KB5027303 |
| 22621.1848 | 2023-06 Bmonthly security update | 2023-06-13 | KB5027231 |
| 22621.1778 | 2023-05 Doptional non-security preview | 2023-05-24 | KB5026446 |
| 22621.1702 | 2023-05 Bmonthly security update | 2023-05-09 | KB5026372 |
| 22621.1635 | 2023-04 Doptional non-security preview | 2023-04-25 | KB5025305 |
| 22621.1555 | 2023-04 Bmonthly security update | 2023-04-11 | KB5025239 |
| 22621.1485 | 2023-03 Doptional non-security preview | 2023-03-28 | KB5023778 |
| 22621.1413 | 2023-03 Bmonthly security update | 2023-03-14 | KB5023706 |
| 22621.1344 | 2023-02 Doptional non-security preview | 2023-02-28 | KB5022913 |
| 22621.1265 | 2023-02 Bmonthly security update | 2023-02-14 | KB5022845 |
| 22621.1194 | 2023-01 Doptional non-security preview | 2023-01-26 | KB5022360 |
| 22621.1105 | 2023-01 Bmonthly security update | 2023-01-10 | KB5022303 |
| 22621.963 | 2022-12 Bmonthly security update | 2022-12-13 | KB5021255 |
| 22621.900 | 2022-11 Doptional non-security preview | 2022-11-29 | KB5020044 |
| 22621.819 | 2022-11 Bmonthly security update | 2022-11-08 | KB5019980 |
| 22621.755 | 2022-10 Doptional non-security preview | 2022-10-25 | KB5018496 |
| 22621.675 | 2022-10 OOBout-of-band update | 2022-10-18 | KB5019509 |
| 22621.674 | 2022-10 Bmonthly security update | 2022-10-11 | KB5018427 |
| 22621.608 | 2022-09 Doptional non-security preview | 2022-09-30 | KB5017389 |
| 22621.525 | 2022-09 OOBout-of-band update | 2022-09-27 | KB5019311 |
| 22621.521 | 2022-09 Coptional preview (third week) | 2022-09-20 |