NOTE: Due to the issue caused following the Microsoft Windows April 9, 2019 update, customers installing PureMessage for Windows Exchange in a standalone environment will need to install the standalone version of Sophos Endpoint Security and Control prior to installing PureMessage. This is available for download at the following link:
For customers installing PureMessage in an Enterprise Console managed environment, you will need to protect the Exchange server with Sophos Endpoint Security and Control prior to installing PureMessage.
Installers for PureMessage for Microsoft Exchange 4.0.4
NOTE: PureMessage for Exchange 4.x requires a Microsoft patch to be applied to Exchange 2013 SP1 servers. Please see the following KBA for more information: http://www.sophos.com/en-us/support/knowledgebase/120711.aspx.
Before downloading, please check the system requirements because they have changed.