For security and tax purposes, it is not possible to delete orders from the order list by default.
Refer to your situation in this table to find a solution:
Situation | Resolution(s) |
You want to help a customer who has explained they've purchased from your site by mistake. |
Cancel their order and ensure they're refunded correctly in the payment provider. Read Cancelling orders and Refunding orders for more information. If privacy is requested from the customer, you can delete the customer's information from eCom. Read Managing privacy requests from customers for more information. |
You have a mixture of test and customer orders. | Cancel your test orders. Deleting your test orders without affecting your customer orders is not possible. Read Cancelling orders for more information. |