Is there any way to disable/hide the Last Name field for Shopify Inbox?

It looks like it's making a call to /cart/change and is failing, and returning: { "errors": "expected String to be a Integer: quantity" }

Same here, any solution?

I have a collection of products. These products typically fall under one of 4 categories. Is there a way that I can section these categories on the collection page?For example, if I have a collection called "School" and the products I sell fall under...