Techdinamics supposed WooCommerce integration through WooCommerce API.  However, in order to add tracking numbers integration back to WooCommerce, we required installation of the  

Shipment Tracking plugin.  Information on this plugin can be found under the link bellow.


https://docs.woocommerce.com/document/shipment-tracking/

 

While there are may plugins that support tracking number integration, this plugin also supports WooCommerce API.