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// deadlines · Windows
Windows 11 23H2 Enterprise and Education end of servicingWindows · 10 Nov 2026
Managed devices still on 23H2 stop receiving security updates.
In short: this takes effect on 10 Nov 2026. That's 5 days from when this page was built.
Time left
Countdown to 10 Nov 2026 (UTC).
What to do
- Read the official notice: Microsoft source ↗.
- Follow the step-by-step guide: 10 November is the biggest end-of-support day of the year: what ends, how to find it, and what to move to.
- Add every Microsoft deadline to your calendar: subscribe to the deadlines calendar.
Other upcoming Windows deadlines
- 12 Jan 2027 Windows Server 2016 end of extended support
- 12 Jan 2027 Windows 10 Enterprise LTSC 2021 support ends
- 12 Oct 2027 Windows 10 consumer ESU programme ends
- 12 Oct 2027 Windows 11 24H2 Enterprise and 25H2 Home/Pro servicing ends
- 10 Oct 2028 Windows 11 25H2 Enterprise and Education servicing ends
- 9 Jan 2029 Windows 10 Enterprise LTSC 2019 reaches end of support
Sources