Use this section to sort the order of the address fields on your checkout page. Drag and drop the necessary fields to make them visible or not visible on checkout page, to change their position, and use the arrow in the right bottom corner to change size of the fields.
Note! Mandatory fields are always visible on checkout page and cannot be removed unless you make them not mandatory.
Screenshot: Fields Sorting
Keep field names inside
If enabled, this option allows displaying field names inside the fields on the checkout page.
Screenshot: Field names