In GST Portal chapter Commodity of goods shown only 5 item and also written for main 5 item. Can we Sale more different goods without addition in Gst portal Please. clarify with section and notification

Reply—You can add maximum 5 goods and 5 services. In case, you have more than 5 goods or services, you must add the top 5 goods or services you are dealing with. There is no section or notification in this regard. It is given in manual of GST registration available at GST portal.