You are getting headache as your Magento 2 backend is full of junk shipments/orders? You are looking for the fastest way to get rid of test orders/shipments or even invoices and credit memos. Then your worries will no longer exist with
Delete Order for Magento 2.
- Remove all the shipments you want from Sales => Shipments or from Order View page.
- Delete orders and their related invoices, shipments, credit memos in one go.
CLICK HERE for more details and great support from BSSCommerce.