Windows build 19045.5555: February 2025 optional non-security preview (KB5052077)
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 22H2
Build 19045, first released 2022-10-18
19045.5555 is the February 2025 optional non-security preview, released 2025-02-25 as KB5052077 (download).
20 monthly security updates behind.
The latest is 19045.7811 (2026-10 OOB, 2026-10-26).
Support
| Home, Pro, Pro Education, and Pro for Workstations | No longer updated |
|---|---|
| Enterprise, Education, IoT Enterprise, and Enterprise multi-session | No longer updated |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 91 updates for build 19045
| Build | Update | Released | KB |
|---|---|---|---|
| 19045.7811 | 2026-10 OOBout-of-band update | 2026-10-26 | KB5134125 |
| 19045.7807 | 2026-10 Bmonthly security update | 2026-10-13 | KB5126657 |
| 19045.7727 | 2026-09 OOBout-of-band update | 2026-09-14 | KB5129236 |
| 19045.7725 | 2026-09 Bmonthly security update | 2026-09-08 | KB5122878 |
| 19045.7663 | 2026-08 Bmonthly security update | 2026-08-11 | KB5120249 |
| 19045.7548 | 2026-07 Bmonthly security update | 2026-07-14 | KB5099539 |
| 19045.7417 | 2026-06 Bmonthly security update | 2026-06-09 | KB5094127 |
| 19045.7291 | 2026-05 Bmonthly security update | 2026-05-12 | KB5087544 |
| 19045.7184 | 2026-04 Bmonthly security update | 2026-04-14 | KB5082200 |
| 19045.7058 | 2026-03 Bmonthly security update | 2026-03-10 | KB5078885 |
| 19045.6937 | 2026-02 Bmonthly security update | 2026-02-10 | KB5075912 |
| 19045.6812 | 2026-01 OOBout-of-band update | 2026-01-24 | KB5078129 |
| 19045.6811 | 2026-01 OOBout-of-band update | 2026-01-17 | KB5077796 |
| 19045.6809 | 2026-01 Bmonthly security update | 2026-01-13 | KB5073724 |
| 19045.6693 | 2025-12 OOBout-of-band update | 2025-12-18 | KB5074976 |
| 19045.6691 | 2025-12 Bmonthly security update | 2025-12-09 | KB5071546 |
| 19045.6575 | 2025-11 Bmonthly security update | 2025-11-11 | KB5068781 |
| 19045.6466 | 2025-11 OOBout-of-band update | 2025-11-11 | KB5071959 |
| 19045.6456 | 2025-10 Bmonthly security update | 2025-10-14 | KB5066791 |
| 19045.6396 | 2025-09 Doptional non-security preview | 2025-09-25 | KB5066198 |
| 19045.6332 | 2025-09 Bmonthly security update | 2025-09-09 | KB5065429 |
| 19045.6282 | 2025-08 Doptional non-security preview | 2025-08-26 | KB5063842 |
| 19045.6218 | 2025-08 OOBout-of-band update | 2025-08-19 | KB5066188 |
| 19045.6216 | 2025-08 Bmonthly security update | 2025-08-12 | KB5063709 |
| 19045.6159 | 2025-07 Doptional non-security preview | 2025-07-22 | KB5062649 |
| 19045.6093 | 2025-07 Bmonthly security update | 2025-07-08 | KB5062554 |
| 19045.6036 | 2025-06 Doptional non-security preview | 2025-06-24 | KB5061087 |
| 19045.5968 | 2025-06 OOBout-of-band update | 2025-06-16 | KB5063159 |
| 19045.5965 | 2025-06 Bmonthly security update | 2025-06-10 | KB5060533 |
| 19045.5917 | 2025-05 Doptional non-security preview | 2025-05-28 | KB5058481 |
| 19045.5859 | 2025-05 OOBout-of-band update | 2025-05-27 | KB5061979 |
| 19045.5856 | 2025-05 OOBout-of-band update | 2025-05-19 | KB5061768 |
| 19045.5854 | 2025-05 Bmonthly security update | 2025-05-13 | KB5058379 |
| 19045.5796 | 2025-04 Doptional non-security preview | 2025-04-22 | KB5055612 |
| 19045.5737 | 2025-04 Bmonthly security update | 2025-04-08 | KB5055518 |
| 19045.5679 | 2025-03 Doptional non-security preview | 2025-03-25 | KB5053643 |
| 19045.5608 | 2025-03 Bmonthly security update | 2025-03-11 | KB5053606 |
| 19045.5555 | 2025-02 Doptional non-security preview | 2025-02-25 | KB5052077 |
| 19045.5487 | 2025-02 Bmonthly security update | 2025-02-11 | KB5051974 |
| 19045.5440 | 2025-01 Doptional non-security preview | 2025-01-28 | KB5050081 |
| 19045.5371 | 2025-01 Bmonthly security update | 2025-01-14 | KB5049981 |
| 19045.5247 | 2024-12 Bmonthly security update | 2024-12-10 | KB5048652 |
| 19045.5198 | 2024-11 Doptional non-security preview | 2024-11-21 | KB5046714 |
| 19045.5131 | 2024-11 Bmonthly security update | 2024-11-12 | KB5046613 |
| 19045.5073 | 2024-10 Doptional non-security preview | 2024-10-22 | KB5045594 |
| 19045.5011 | 2024-10 Bmonthly security update | 2024-10-08 | KB5044273 |
| 19045.4957 | 2024-09 Doptional non-security preview | 2024-09-24 | KB5043131 |
| 19045.4894 | 2024-09 Bmonthly security update | 2024-09-10 | KB5043064 |
| 19045.4842 | 2024-08 Doptional non-security preview | 2024-08-29 | KB5041582 |
| 19045.4780 | 2024-08 Bmonthly security update | 2024-08-13 | KB5041580 |
| 19045.4717 | 2024-07 Doptional non-security preview | 2024-07-23 | KB5040525 |
| 19045.4651 | 2024-07 Bmonthly security update | 2024-07-09 | KB5040427 |
| 19045.4598 | 2024-06 Doptional non-security preview | 2024-06-25 | KB5039299 |
| 19045.4529 | 2024-06 Bmonthly security update | 2024-06-11 | KB5039211 |
| 19045.4474 | 2024-05 Doptional non-security preview | 2024-05-29 | KB5037849 |
| 19045.4412 | 2024-05 Bmonthly security update | 2024-05-14 | KB5037768 |
| 19045.4355 | 2024-04 Doptional non-security preview | 2024-04-23 | KB5036979 |
| 19045.4291 | 2024-04 Bmonthly security update | 2024-04-09 | KB5036892 |
| 19045.4239 | 2024-03 Doptional non-security preview | 2024-03-26 | KB5035941 |
| 19045.4170 | 2024-03 Bmonthly security update | 2024-03-12 | KB5035845 |
| 19045.4123 | 2024-02 Doptional non-security preview | 2024-02-29 | KB5034843 |
| 19045.4046 | 2024-02 Bmonthly security update | 2024-02-13 | KB5034763 |
| 19045.3996 | 2024-01 Doptional non-security preview | 2024-01-23 | KB5034203 |
| 19045.3930 | 2024-01 Bmonthly security update | 2024-01-09 | KB5034122 |
| 19045.3803 | 2023-12 Bmonthly security update | 2023-12-12 | KB5033372 |
| 19045.3758 | 2023-11 Doptional non-security preview | 2023-11-30 | KB5032278 |
| 19045.3693 | 2023-11 Bmonthly security update | 2023-11-14 | KB5032189 |
| 19045.3636 | 2023-10 Doptional non-security preview | 2023-10-26 | KB5031445 |
| 19045.3570 | 2023-10 Bmonthly security update | 2023-10-10 | KB5031356 |
| 19045.3516 | 2023-09 Doptional non-security preview | 2023-09-26 | KB5030300 |
| 19045.3448 | 2023-09 Bmonthly security update | 2023-09-12 | KB5030211 |
| 19045.3393 | 2023-08 Doptional non-security preview | 2023-08-22 | KB5029331 |
| 19045.3324 | 2023-08 Bmonthly security update | 2023-08-08 | KB5029244 |
| 19045.3271 | 2023-07 Doptional non-security preview | 2023-07-25 | KB5028244 |
| 19045.3208 | 2023-07 Bmonthly security update | 2023-07-11 | KB5028166 |
| 19045.3155 | 2023-06 Doptional non-security preview | 2023-06-27 | KB5027293 |
| 19045.3086 | 2023-06 Bmonthly security update | 2023-06-13 | KB5027215 |
| 19045.3031 | 2023-05 Doptional non-security preview | 2023-05-23 | KB5026435 |
| 19045.2965 | 2023-05 Bmonthly security update | 2023-05-09 | KB5026361 |
| 19045.2913 | 2023-04 Doptional non-security preview | 2023-04-25 | KB5025297 |
| 19045.2846 | 2023-04 Bmonthly security update | 2023-04-11 | KB5025221 |
| 19045.2788 | 2023-03 Coptional preview (third week) | 2023-03-21 | KB5023773 |
| 19045.2728 | 2023-03 Bmonthly security update | 2023-03-14 | KB5023696 |
| 19045.2673 | 2023-02 Coptional preview (third week) | 2023-02-21 | KB5022906 |
| 19045.2604 | 2023-02 Bmonthly security update | 2023-02-14 | KB5022834 |
| 19045.2546 | 2023-01 Coptional preview (third week) | 2023-01-19 | KB5019275 |
| 19045.2486 | 2023-01 Bmonthly security update | 2023-01-10 | KB5022282 |
| 19045.2364 | 2022-12 Bmonthly security update | 2022-12-13 | KB5021233 |
| 19045.2311 | 2022-11 Coptional preview (third week) | 2022-11-15 | KB5020030 |
| 19045.2251 | 2022-11 Bmonthly security update | 2022-11-08 | KB5019959 |
| 19045.2130 | 2022-10 Coptional preview (third week) | 2022-10-18 |