Quick EOL List
These OS versions are already past their End of Life. If you have a system running on one of these we recommend backing up your data and upgrading as soon as possible. If these systems are connected to the internet, they can be blocked from the internet by ITSO.
OS Version
|
End of Life Date
|
Windows 10 (1809)
|
May 11, 2021
|
Windows 10 (1903)
|
December 8, 2020
|
Windows 7
|
January 14, 2020
|
Windows Server 2008
|
January 14, 2020
|
MacOS - High Sierra
|
January 31, 2021
|
Centos 6
|
November 30, 2020
|
Ubuntu 14.04
|
April 2019
|
Windows
Version
|
Release Date
|
Service Term
|
End of Life
|
Windows 10 (21H1)
|
5/18/2021
|
18 Months
|
12/13/2022
|
Windows 10 (20H2)
|
10/20/2020
|
30 Months
|
5/9/2023
|
Windows 10 (2004)
|
5/27/2020
|
18 Months
|
12/14/2021
|
Windows 10 (1909)
|
11/12/2019
|
30 Months
|
5/10/2022
|
Windows 10 (1903)
|
5/21/2019
|
18 Months
|
12/8/2020
|
Windows 10 (1809)
|
11/13/2018
|
30 Months
|
5/11/2021
|
Windows 8.1
|
8/27/2013
|
9 Years, 4 Months
|
1/10/2023
|
Windows Server
Version
|
Release Date
|
Service Term
|
End of Life
|
Server 2019
|
11/13/2018
|
10 Years
|
1/9/2029
|
Server 2016
|
10/15/2016
|
10 years
|
1/11/2027
|
Server 2012 R2
|
10/17/2013
|
10 Years
|
10/10/2023
|
Server 2012
|
10/30/2012
|
11 Years
|
10/10/2023
|
MacOS
MacOS follows a sliding window of support, the latest version has full support and the previous two versions receive security update. When a new version is released security support is dropped for the version which is now 3 years old.
Version
|
Release Date
|
Service Term
|
End of Life
|
MacOS - Monterey
|
October 25, 2021
|
3 Years
|
Q4 2023
|
MacOS - Big Sur
|
November 12, 2020
|
3 Years
|
Q4 2023
|
MacOS - Catalina
|
October 7, 2019
|
3 Years
|
Q4 2022
|
MacOS - Mojave
|
September 24, 2018
|
3 Years
|
Q4 2021
|
Linux - Centos
Version
|
Release Date
|
Service Term
|
End of Life
|
Centos Stream 8
|
September 24, 2019
|
(Assumed) 5 years
|
(Assumed) May 31, 2024
|
Centos Linux 8
|
September 24, 2019
|
2 years
|
December 31, 2021
|
Centos Linux 7
|
July 7, 2014
|
10 Years
|
June 30, 2024
|
Centos Linux 6
|
October 7, 2011
|
9 years
|
November 30, 2020
|
Linux - Ubuntu
Version
|
Release Date
|
Service Term
|
End of Life
|
20.04 LTS
|
April 23, 2020
|
5 Years
|
April 2025
|
18.04 LTS
|
April 26, 2018
|
5 Years
|
April 2023
|
16.04 LTS
|
April 21, 2016
|
5 Years
|
April 2021
|