| Step Description | Expected result |
|---|---|
| Go to Orders > “Delivery slips” page | Delivery slips page is displayed successfully |
| Change the delivery prefix and save the form | The validation message is displayed successfully “Update successful” |
| Go to Orders > “Orders” page | Orders page is displayed successfully |
| Open the first order page | Order page is displayed successfully |
| Change the order status to “Shipped” | The status is changed successfully The Delivery prefix is changed successfully |
| Go to Orders > “Delivery slips” page | Delivery slips page is displayed successfully |
| Back to the default prefix value and save the form] | The validation message is displayed successfully “Update successful” |