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Remove Windows Server 2012/2012-R2 from .NET 11 supported OS matrix #10475

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Remove Windows Server 2012/2012-R2 from .NET 11 supported OS matrix #10475

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Remove Windows Server 2012 variants from .NET 11 support matrix
Copilot Jul 13, 2026
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jkotas Jul 13, 2026
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16 changes: 3 additions & 13 deletions release-notes/11.0/supported-os.json
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Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
{
"channel-version": "11.0",
"last-updated": "2026-04-06",
"last-updated": "2026-07-13",
"families": [
{
"name": "Android",
Expand Down Expand Up @@ -183,12 +183,7 @@
"23H2",
"2022",
"2019",
"2016",
"2012-R2",
"2012"
],
"notes": [
"Windows Server 2012 and 2012 R2 are supported with [Extended Security Updates (ESU)](https://learn.microsoft.com/windows-server/get-started/extended-security-updates-overview)."
"2016"
]
},
{
Expand All @@ -201,12 +196,7 @@
"2025",
"2022",
"2019",
"2016",
"2012-R2",
"2012"
],
"notes": [
"Windows Server 2012 and 2012 R2 are supported with [Extended Security Updates (ESU)](https://learn.microsoft.com/windows-server/get-started/extended-security-updates-overview)."
"2016"
]
}
]
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8 changes: 3 additions & 5 deletions release-notes/11.0/supported-os.md
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Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
# .NET 11.0 - Supported OS versions

Last Updated: 2026/04/06; Support phase: Preview
Last Updated: 2026/07/13; Support phase: Preview

[.NET 11.0](README.md) is an [STS](../../release-policies.md) release and [is supported](../../support.md) on multiple operating systems per their lifecycle policy.

Expand Down Expand Up @@ -54,15 +54,13 @@ Notes:
| ------------------------- | ------------------------------------------- | --------------- | --------------- |
| [Nano Server][23] | 2025, 2022, 2019 | x64 | [Lifecycle][24] |
| [Windows][25] | 11 26H1, 11 25H2, 11 24H2 (IoT), 11 24H2 (E), 11 24H2, 11 23H2 (E), 10 21H2 (E), 10 21H2 (IoT), 10 1809 (E), 10 1607 (E) | Arm64, x64, x86 | [Lifecycle][26] |
| [Windows Server][27] | 2025, 23H2, 2022, 2019, 2016, 2012-R2, 2012 | x64 | [Lifecycle][28] |
| [Windows Server Core][29] | 2025, 2022, 2019, 2016, 2012-R2, 2012 | x64 | [Lifecycle][30] |
| [Windows Server][27] | 2025, 23H2, 2022, 2019, 2016 | x64 | [Lifecycle][28] |
| [Windows Server Core][29] | 2025, 2022, 2019, 2016 | x64 | [Lifecycle][30] |

Notes:

- Windows: The x64 and x86 emulators are supported on Windows 11 Arm64.
- Windows: The x86 emulator is supported on x64.
- Windows Server: Windows Server 2012 and 2012 R2 are supported with [Extended Security Updates (ESU)](https://learn.microsoft.com/windows-server/get-started/extended-security-updates-overview).
- Windows Server Core: Windows Server 2012 and 2012 R2 are supported with [Extended Security Updates (ESU)](https://learn.microsoft.com/windows-server/get-started/extended-security-updates-overview).

[0]: https://www.android.com/
[1]: https://support.google.com/android
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