User Configuration > Administrative Templates > Microsoft Outlook 2016 > Outlook Options > Other
User
HKCU\software\policies\microsoft\office\16.0\outlook\options\general
This policy setting determines if Outlook can communicate client information on failure to support services with the intent of diagnosing the issue or making the information available to support to help with the diagnosis/resolution of the issue and/or provide contextual error messaging to the user. If you enable this policy setting, then Outlook will not communicate client information on failure to support services.