Order > Managing shipping
From Shopnix Help
Where to set this feature ?
This feature lets you to 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)
Now go to the change status column of any product like below .
Now change the change status to shipped.
If you have more queries or would like assistance with this please contact us on firstname.lastname@example.org.