Microsoft Windows Server End of Life (EOL) Dates and End of Support (EOS) Dates
16 Microsoft Windows Server versions have reached End of Life (EOL) and End of Support (EOS), including Microsoft Windows Server Windows Server 23H2 AC (EOL date: Oct 24, 2025) — no longer receiving security updates or patches. Microsoft Windows Server 10.0.26100 LTS is the current supported release, with support through Oct 10, 2034 — 4 versions in active support. Also see Azure DevOps Server end of support for related end-of-life information.
Currently Supported Microsoft Windows Server Releases - Active EOS/EOSL Support (4)
| Release | Released | Security Support | Active Support | Extended Security Updates | Latest | LTS |
|---|---|---|---|---|---|---|
| Windows Server 2025 (LTSC) | (1 year and 6 months ago) | (in 8 years and 4 months) | (in 3 years and 4 months) | Active | 10.0.26100 | LTS |
| Windows Server 2022 (LTSC) | (4 years and 9 months ago) | (in 5 years and 4 months) | (in 4 months) | Active | 10.0.20348 | LTS |
| Windows Server 2019 (LTSC) | (7 years and 6 months ago) | (in 2 years and 7 months) | (2 years and 4 months ago) | Active | 10.0.17763 | LTS |
| Windows Server 2016 (LTSC) | (9 years and 7 months ago) | (in 7 months) | (4 years and 4 months ago) | Active | 10.0.14393 | LTS |
Microsoft Windows Server End of Life (EOL) Releases - No Longer Supported (16)
| Release | Released | Security Support | Active Support | Extended Security Updates | Latest | LTS |
|---|---|---|---|---|---|---|
| Windows Server 23H2 AC | (2 years and 7 months ago) | (7 months ago) | (1 year and 1 month ago) | Active | 10.0.25398 | - |
| Windows Server 20H2 SAC | (5 years and 7 months ago) | (3 years and 9 months ago) | (3 years and 9 months ago) | Active | 10.0.19042 | - |
| Windows Server 2004 SAC | (5 years and 11 months ago) | (4 years and 5 months ago) | (4 years and 5 months ago) | Active | 10.0.19041 | - |
| Windows Server 1909 SAC | (6 years and 6 months ago) | (5 years ago) | (5 years ago) | Active | 10.0.18363 | - |
| Windows Server 1903 SAC | (7 years ago) | (5 years and 5 months ago) | (5 years and 5 months ago) | Active | 10.0.18362 | - |
| Windows Server 1809 SAC | (7 years and 6 months ago) | (5 years and 6 months ago) | (5 years and 6 months ago) | Active | 10.0.17763 | - |
| Windows Server 1803 SAC | (8 years ago) | (6 years and 6 months ago) | (6 years and 6 months ago) | Active | 10.0.17134 | - |
| Windows Server 1709 SAC | (8 years and 7 months ago) | (7 years and 1 month ago) | (7 years and 1 month ago) | Active | 10.0.16299 | - |
| Windows Server 2012 R2 (LTSC) | (12 years and 5 months ago) | (2 years and 7 months ago) | (7 years and 7 months ago) | (in 4 months) | 6.3.9600 | LTS |
| Windows Server 2012 (LTSC) | (13 years and 6 months ago) | (2 years and 7 months ago) | (7 years and 7 months ago) | (in 4 months) | 6.2.9200 | LTS |
| Windows Server 2008 R2 SP1 (LTSC) | (15 years and 3 months ago) | (6 years and 4 months ago) | (11 years and 4 months ago) | (3 years and 4 months ago) | 6.1.7601 | LTS |
| Windows Server 2008 SP2 (LTSC) | (17 years ago) | (6 years and 4 months ago) | (11 years and 4 months ago) | (3 years and 4 months ago) | 6.0.6003 | LTS |
| Windows Server 2003 SP2 (LTSC) | (19 years and 2 months ago) | (10 years and 10 months ago) | (15 years and 10 months ago) | Active | 5.2.3790 | LTS |
| Windows Server 2003 SP1 | (21 years and 1 month ago) | (17 years and 1 month ago) | (17 years and 1 month ago) | Active | 5.2.3790 | - |
| Windows Server 2003 (LTSC) | (23 years and 1 month ago) | (19 years and 1 month ago) | (19 years and 1 month ago) | Active | 5.2.3790 | LTS |
| Windows Server 2000 (LTSC) | (26 years and 3 months ago) | (15 years and 10 months ago) | (20 years and 10 months ago) | Active | 5.0.2195 | LTS |
Microsoft Windows Server End of Life & Support Summary
Which Microsoft Windows Server Versions Are Currently Supported?
Microsoft Windows Server currently has 4 supported releases. Microsoft Windows Server 10.0.26100 LTS is the latest, with active support through Oct 10, 2034. Microsoft Windows Server Windows Server 2022 (LTSC) is also supported until Oct 14, 2031. See Microsoft Windows Server Core retirement dates for related EOL and end-of-support information.
Microsoft Windows Server End of Life (EOL) Version History
16 Microsoft Windows Server releases have reached End of Life (EOL) and End of Support (EOS) — no longer receiving updates or patches. Microsoft Windows Server Windows Server 23H2 AC reached EOL on Oct 24, 2025. Microsoft Windows Server 10.0.26100 LTS is the recommended upgrade for users still on End of Life versions.