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Microsoft Exchange end of life dates

Every Microsoft Exchange release cycle and when it stops getting security fixes.

ReleaseEnd of lifeStatusLatest version
subscriptionNot announcedNo date announced15.2.2562.49
201914 Oct 2025 · 357 days agoEnd of life15.2.1544.36
201614 Oct 2025 · 357 days agoEnd of life15.1.2507.61
201311 Apr 2023End of life15.0.1497.48
201013 Oct 2020End of life14.3.513.0
200711 Apr 2017End of life8.3.517.0
20038 Apr 2014End of life6.5.7654.4
200011 Jan 2011End of life6.0.6620.7
5.510 Jan 2006End of life5.5.2653
5.010 Jan 2006End of life5.0.1460
4.0Not announcedEnd of life4.0.996

Data from endoflife.date, refreshed daily (last 6 Oct 2026).

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Microsoft Exchange end of life dates · StackClock