Canada Post - General Settings
You can reach the plugin settings by choosing the WooCommerce → Settings → Shipping → Canada Post Live Rates from the sidebar.
API Settings
In order to offer your customers the available Canada Post services based on the order details and display them in the cart and checkout, you need to own a Canada Post account and enter your credentials (Username, Password and Customer Number) in the plugin settings.
Advanced Options
Debug Mode
– enabling the Debug Mode will let you identify and analyze the problems with Canada Post services price calculation. The additional tech information, incl. the data sent to Canada Post API, all the requests, responses and the error messages coming back from the Canada Post API will be displayed in the cart and on the checkout page:
API Connection Status
– once your login credentials were entered and Save changes button hit, the API Connection Status should change to OK and turn green.
If for some reason the plugin is not able to establish the connection with the Canada Post API, you will see the error message coming from the API with the detailed information on the cause of the problem, e.g.: