We have set the shipping fee for this product in the Shopify settings, but the cart still shows free shipping, and there is no place in the theme editor to change the setting accordingly.
Is there any way to make this place show the corresponding shipping fee?
I have just checked your store. You are using https://apps.shopify.com/discount-on-cart-pro app. This message has been generated from this app so you should contact this app directly to ask for support.