Link Search Menu Expand Document
Version Released Active Support Security Support Release
2019 3 years ago
(22 Oct 2018)
Ends in 1 year and 11 months
(09 Jan 2024)
Ends in 3 years and 8 months
(14 Oct 2025)
15.2.986.14 CU11
2016 6 years ago
(01 Oct 2015)
Ended 1 year and 3 months ago
(13 Oct 2020)
Ends in 3 years and 8 months
(14 Oct 2025)
15.1.2375.17 CU22
2013 SP1 9 years ago
(09 Jan 2013)
Ended 3 years and 9 months ago
(10 Apr 2018)
Ends in 1 year and 2 months
(11 Apr 2023)
15.0.1497.26 CU23
2010 SP3 12 years ago
(09 Nov 2009)
Ended 7 years ago
(13 Jan 2015)
Ended 1 year and 3 months ago
(13 Oct 2020)
14.3.513.0 UR32
2007 SP3 14 years ago
(08 Mar 2007)
Ended 9 years ago
(10 Apr 2012)
Ended 4 years and 9 months ago
(11 Apr 2017)
8.3.517.0 UR23
2003 SP2 18 years ago
(28 Sep 2003)
Ended 12 years ago
(14 Apr 2009)
Ended 7 years and 9 months ago
(08 Apr 2014)
6.5.7654.4

Microsoft Exchange Server is a mail server and calendaring server developed by Microsoft.

Exchange Server build numbers and release dates

CU: Cumulative Update
SU: Security Update
UR: Update Rollup

The 2013 version was the last to which Service Pack (SP) appeared. As of 2016 onwards, only CU and SU updates will be available.

More information is available on the Microsoft Exchange website.

You should be running one of the supported release numbers listed above in the rightmost column.

You can check the version that you are currently using by running:
Get-ExchangeServer | Format-List Name,Edition,AdminDisplayVersion

You can submit an improvement to this page by visiting GitHub. You will need to fork the website and submit a Pull Request. A JSON version of this page is available at /api/msexchange.json. See the API Documentation for more.