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// deadlines · Windows
Windows 10 Enterprise LTSC 2021 support endsWindows · 12 Jan 2027
Windows 10 Enterprise LTSC 2021 reaches its end date and stops receiving security updates (the IoT edition has a longer lifecycle). Move these devices to Windows 11 Enterprise LTSC 2024.
In short: this takes effect on 12 Jan 2027. That's 68 days from when this page was built.
Time left
Countdown to 12 Jan 2027 (UTC).
What to do
- Read the official notice: Microsoft source ↗.
- Add every Microsoft deadline to your calendar: subscribe to the deadlines calendar.
Other upcoming Windows deadlines
- 10 Nov 2026 Windows 11 23H2 Enterprise and Education end of servicing
- 12 Jan 2027 Windows Server 2016 end of extended support
- 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