Send Visio files as attachment

Preference Send Visio Files as Attachment
Description When set to Yes, MS Visio files are sent as attachment and opens in a separate MS Visio application.
How to set In the <installation_directory> /Preferences/SitePreferences.xml file, edit the SendVisioFilesAsAttachment.
Applies to Open Client
Possible values Yes or No. Default is No.
API No
Exportable No

You need to change the default value, only when MS Visio 2002 is installed.

To change the default value of SendVisioFilesAsAttachment: