When is Windows 11 21H2 (E) end of life?

Windows 11 21H2 (E) reached end of life on Oct 8, 2024. It gets no more updates, including security fixes.

What is the latest version of Windows 11 21H2 (E)?

The latest Windows 11 21H2 (E) release is 10.0.22000.

When was Windows 11 21H2 (E) released?

Windows 11 21H2 (E) was released on Oct 4, 2021.

How do I check which Windows version I have?

Run winver, then paste the result into the “Am I up to date?” box on this page.

Windows 11 21H2 (E)

End of life

10.0.22000 Release notes ↗

Is Windows 11 21H2 (E) still supported?

Windows 11 21H2 (E) reached end of life on Oct 8, 2024 (2 years ago). It no longer gets updates, including security fixes. Upgrade to Windows 11 26H2 (E) (latest 10.0.26300), supported until Oct 9, 2029.

Released: Oct 4, 2021
End of life: Oct 8, 2024
2 years ago
Latest version: 10.0.22000

Upgrade path

The recommended upgrade is Windows 11 26H2 (E), currently at 10.0.26300 and supported until Oct 9, 2029.

How to upgrade from Windows 11 21H2 (E) to Windows 11 26H2 (E)

Windows Update

Settings → Windows Update → Check for updates. Feature updates (like 24H2 → 25H2) appear there when your PC is eligible.

Update your apps too

winget upgrade --all

Official release policy ↗ Back up first, and test on a non-production machine when you move to a new branch.

Quick answers

Is Windows 11 21H2 (E) still supported?: No. Windows 11 21H2 (E) reached end of life on Oct 8, 2024 (2 years ago). It no longer gets updates, including security fixes. Upgrade to Windows 11 26H2 (E) (latest 10.0.26300), supported until Oct 9, 2029.
When is Windows 11 21H2 (E) end of life?: Windows 11 21H2 (E) reached end of life on Oct 8, 2024. It gets no more updates, including security fixes.
What is the latest version of Windows 11 21H2 (E)?: The latest Windows 11 21H2 (E) release is 10.0.22000.
When was Windows 11 21H2 (E) released?: Windows 11 21H2 (E) was released on Oct 4, 2021.
What should I upgrade Windows 11 21H2 (E) to?: The recommended upgrade is Windows 11 26H2 (E), currently at 10.0.26300 and supported until Oct 9, 2029.
How do I check which Windows version I have?: Run winver, then paste the result into the “Am I up to date?” box on this page.

Other Windows branches

All 49 →

11 22H2 (E) End of life
11 22H2 (W) End of life
10 21H2 IoT (LTS) Active Support
10 21H2 (E) (LTS) Active Support
10 21H2 (E) End of life
10 21H2 (W) End of life
11 21H2 (E) End of life
11 21H2 (W) End of life
10 21H1 End of life
10 20H2 (E) End of life
10 20H2 (W) End of life
10 2004 End of life
10 1909 (E) End of life

Windows 11-21h2-e release history

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