In the Carriers tab you can manage the libraries that control the carriers.
On the left upper corner you can see a list of the Installed Carriers.
Add Carrier: Click this button to add new carriers to the list of carriers. You will have to provide the carrier name, the full path of the library, carrier files extensions, and the library activation key
Edit Properties: Click this button to edit the properties of the selected carrier. You can edit the carrier name, library, carrier extension, and the activation key.
Remove: Click remove button to remove the selected carrier from the list of installed carriers.
Up/Down: Use these buttons to set the position of the carriers in the list
Carrier Library: Displays the full path of the selected carrier's library.
Activation Key: Displays the activation key of the selected carrier.
Generate Activation Key: Click this button to generate a new activation key for the selected carrier.