I would like to ask what is the cause of this, because my customer has already paid for our program, but there is another product in the order later, which will cause our program to charge less for a product
Hi surichao! It looks like your question was cut off in the title, could you please repost it?
marcusradica | Developer @ Shopify - Was my reply helpful? Click Like to let me know! - Was your question answered? Mark it as an Accepted Solution - To learn more visit Shopify.dev or the Shopify Web Design and Development Blog