You can configure an existing resource by clicking an entry in the table. This displays the following dialog, allowing you to configure the resource:
Display name - the resource name as it is displayed in the table
Client ID - the unique string used by the resource to programmatically identify itself to FME Server
Application category IDs start with app_. Component category IDs start with transformer_, format_ or ext_. Service category IDs start with service_.
Category - a drop-down list used to specify the category of the resource
Roles - allows roles to be assigned to and removed from the resource