Duplicating a single Shopify Order is pretty straight forward and we think done most efficiently using the Shopify admin. It works with the click of a few buttons and you can review the order before performing the duplication.
Duplicate From The Order Admin
To duplicate your orders, you need to first navigate to the order you want to duplicate. At the time of this writing, Shopify doesn't have a way to duplicate orders in bulk or from the list page. …Read more