Good day @Jawara/@LarryG-SIA, Thank you for posting to the PayPal community. Third party platforms eCommerce develops their own plugins/modules. Please contact the support of respective eCommerce, who should be able to help you regarding the plugins/modules setup. Yes, PayPal Website Payments Standard (WPS) is a legacy integration. We recommend merchants to integrate our latest PayPal Checkout (Smart button) product. Please follow the steps provided in the below detailed guide links : https://developer.paypal.com/docs/checkout/ https://developer.paypal.com/demo/checkout/#/pattern/server https://developer.paypal.com/integration-builder/ Merchants should handle their internal website(built via third party eCommerce) and pass the "Shipping" amount parameter in the payment API request call to PayPal system. Please contact your website developer or the support of your third party platform(eCommerce) to pass the respective shipping cost amount value via "Shipping" amount parameter. https://developer.paypal.com/docs/api/orders/v2/#orders_create!path=purchase_units/amount/breakdown/shipping&t=request If your still facing any issues, please create a MTS ticket via - https://www.paypal-support.com/s/?language=en_US with the detail information and error details. Sincerely, Chiranjeevi PayPal/Braintree MTS If this post or any other was helpful, please enrich the community by giving kudos or accepting it as a solution.
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