With just an attachment

Defines the default message body text used in a reply to an email request for review when the reply contains a simple Web discussions link.

Supported on: At least Windows 7
With just an attachment

Registry HiveHKEY_CURRENT_USER
Registry Pathsoftware\policies\microsoft\office\15.0\common\reviewcycle
Value Nameattachmentreply
Value TypeREG_SZ
Default Value

office15.admx

Administrative Templates (Computers)

Administrative Templates (Users)