As per Release Notes currently supported clients are:
Microsoft Outlook 2013 (32 and 64-bit)/Exchange Server 2013 Cumulative Update 2 (CU 2)
Microsoft Outlook 2013 (32 and 64-bit)/Exchange Server 2010 (on-premise only)
Microsoft Outlook 2013 (32 and 64-bit)/Office 365 Cloud Server
Microsoft Outlook 2010 (32 and 64-bit)/Exchange Server 2010 (on-premise only)
Microsoft Outlook 2010 (32 and 64-bit)/Office 365 Cloud Server
Microsoft Outlook 2007 SP2 (Outlook 12)/Exchange Server 2007 SP2
Microsoft Outlook 2007 SP2 (Outlook 12)/Office 365 Cloud Server
Microsoft Outlook 2003 SP3/Exchange Server 2003 SP3
Microsoft Windows Mail 6.0.600.16386
Microsoft Outlook Express 6 SP1
Microsoft Windows Live Mail
Mozilla Thunderbird 17
Lotus Notes/Domino Server 8.5.1 FP2
Lotus Notes/Domino Server 8.5.2
Lotus Notes/Domino Server 8.5.3
Support for Outlook 2016 needs to be added,
Symantec Corporation is committed to product quality and satisfied customers. Technical Support filed a Feature Request to add the functionality listed above. This Feature Request is currently being considered by Symantec Corporation to be addressed in a forthcoming version of the product.
There is no guaranteed date for this request from the Encryption Product Management team, or the Encryption Engineering team at this time. Please be sure to refer back to this article periodically as any changes to the status of the request will be reflected here. You can also subscribe to this article to receive notification when it is updated.
To have your organization added to the list of companies that desire this Feature Request, please contact technical support.
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