Support Policy

This document outlines Sophos's policy on supported versions for the Email Appliance

Email Appliance Version End-of-Support Plans

Sophos Email Appliance will be completely retired on 20 Jul 2023. To get support until that date you must upgrade your Sophos Email Appliance systems to a supported version.

Version

Release date

End of support date

SEA v4.2.2.0

26 Sep 2017

26 Sep 2019

SEA v4.3.0.0

06 Feb 2018

06 Feb 2020

SEA v4.3.1.0

15 Mar 2018

15 Mar 2020

SEA v4.3.2.0

24 Apr 2018

24 Apr 2020

SEA v4.3.2.1

17 May 2018

17 May 2020

SEA v4.4.0.0

05 Jul 2018

05 Jul 2020.

SEA v4.4.1.0

05 Sep 2018

05 Sep 2020.

SEA v4.4.1.1

16 Oct 2018

16 Oct 2020.

SEA v4.5.0.0

22 Nov 2018

17 Dec 2020

SEA v4.5.0.1

17 Dec 2018

17 Dec 2020

SEA v4.5.1.0

11 Apr 2019

07 May 2021

SEA v4.5.1.1

07 May 2019

07 May 2021

SEA v4.5.2.0

05 Aug 2019

18 Dec 2021

SEA v4.5.2.1

04 Sep 2019

18 Dec 2021

SEA v4.5.2.2

18 Dec 2019

18 Dec 2021

SEA v4.5.3.0

16 Jan 2020

20 Jul 2023

SEA v4.5.3.1

22 Jul 2021

20 Jul 2023

Versions prior to 4.2.2.0 are no longer supported.