If you have installed and activated the license and set up the Configurator settings then let me tell you that how can you add configuration to the product as you may have imported the demo so the first step will be to assign the configurations to the product. Then, we will see how to create configurations.
In order to assign the configurations to the product, you must first have a product on woocommerce. You can check the link below on how to add products in Woocommerce:
Once you’re done creating a product in woocommerce you can now proceed with the configurator.