Hi Compman56,
For using ENABLE API feature you have to use our pro version. This feature is not in the plugin you are currently using. Please download our pro version (https://cedcommerce.com/woocommerce-extensions/jet-woocommerce-integration) for using this feature.
This extension provides various key features:-
1. User friendly interface facilitates bulk management (product upload, product close, product open, profile assign, category assign to products).
2. Upload and easily manage simple and variable products in this version.
3. Maps single WooCommerce store to Jet.com with single and multiple fulfillment node.
4. Enable all Jet api at single click.
5. Imports Jet.com orders and converts it into regular WooCommerce Orders & Shipments.
6. Ship Orders using Shipstation .
7. Admin can manage returns & refunds of jet products.
8. Assign common product attributes by creating profile.
9. Import Report(s) (total order, sales, return and refund) of your shop daily.
10. Mass Product Upload.
11. Mass Product Archive.
12. Mass Product Unarchive.
13. Mass Category assign to multiple products.
14. Mass Profile assign to multiple products.
15. Upload product in mass by category.
16. Auto Product Inventory Syncronization .
17. Multiple Shipment of order.
18. Profile Assign by single click.
19. Update Product status by Cron.
Thanks
CedCommerce