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Windows Server Core

Active
Operating Systems Latest Version: 10.0.26100 Latest Release: N/A

Windows Server Core is a minimal installation option of Windows Server without the GUI, reducing attack surface.

Versions

16

Latest Version

10.0.26100

Active Support

2

EOL

12

Lifecycle Timeline

Today
2025
2025
2022
2022
20h2
20h2
2004
2004
1909
1909
1903
1903
1809
1809
2019
2019
1803
1803
1709
1709
Active SupportSecurity SupportEOL

Versions

ReleaseRelease DateActive SupportEOLLatest VersionLTSStatus
2025Nov 1, 2024Oct 9, 2029Oct 10, 203410.0.26100
Yes
Active
2022Aug 18, 2021Oct 13, 2026Oct 14, 203110.0.20348
Yes
Active
20h2Oct 20, 2020Aug 9, 2022Aug 9, 202210.0.19042No
EOL
2004May 27, 2020Dec 14, 2021Dec 14, 202110.0.19041No
EOL
1909Nov 12, 2019May 11, 2021May 11, 202110.0.18363No
EOL
1903May 21, 2019Dec 8, 2020Dec 8, 202010.0.18362No
EOL
1809Nov 13, 2018Nov 10, 2020Nov 10, 202010.0.17763No
EOL
2019Nov 13, 2018Jan 9, 2024Jan 9, 202910.0.17763
Yes
Security
1803Apr 30, 2018Nov 12, 2019Nov 12, 201910.0.17134No
EOL
1709Oct 17, 2017Apr 9, 2019Apr 9, 201910.0.16299No
EOL
1607Oct 15, 2016Jan 11, 2022Jan 11, 202210.0.14393No
EOL
2016Oct 15, 2016Jan 11, 2022Jan 12, 202710.0.14393
Yes
Security
2012-r2Nov 25, 2013Oct 9, 2018Oct 10, 20236.3.9600
Yes
EOL
2012Oct 30, 2012Oct 9, 2018Oct 10, 20236.2.9200
Yes
EOL
2008-r2-sp1Feb 22, 2011Jan 13, 2015Jan 14, 20206.1.7601
Yes
EOL
2008-sp2Apr 29, 2009Jan 13, 2015Jan 14, 20206.0.6003
Yes
EOL

Frequently Asked Questions

Which versions of Windows Server Core have reached end of life?
The following Windows Server Core versions have reached end of life and no longer receive security updates: 20h2, 2004, 1909, 1903, 1809, 1803, 1709, 1607 (and 4 more). It is recommended to upgrade to a supported version.
Is it safe to continue using Windows Server Core 20h2?
Windows Server Core 20h2 has reached end of life and no longer receives security patches or bug fixes. Continuing to use it may expose your systems to known vulnerabilities. We strongly recommend upgrading to a supported version.
What is the latest version of Windows Server Core?
The latest version of Windows Server Core is 10.0.26100, released in the 2025 release cycle.
How many versions of Windows Server Core are currently supported?
Windows Server Core currently has 4 actively supported version(s): 2025, 2022, 2019, 2016.
When does Windows Server Core 2025 reach end of life?
Windows Server Core 2025 is scheduled to reach end of life on Oct 10, 2034.
What should I do when Windows Server Core reaches end of life?
When a Windows Server Core version reaches end of life, you should: 1) Plan your migration to a supported version as soon as possible. 2) Review the release notes for breaking changes. 3) Test your applications thoroughly in a staging environment. 4) Update your dependencies to ensure compatibility with the new version.