Order/Bulk editing Orders
From Shopnix Help
Where to get bulk editing orders feature ?
This feature lets you edit your orders in a bulk mode instead of one by one.
Go to Admin > Orders , click on the option (red square in the below image)
You can also change the courier option like below
You can delete all the orders by using 
button.
Why do we need Bulk Order Editing ?
Bulk Order editing is a way to edit more than one order at the same time. Using bulk editing helps you save time by simultaneously updating multiple items in one go.
If you have more queries or would like assistance with this please contact us on support@shopnix.in.