Order/Creating a custom order
From Shopnix Help
Creating a custom order.
The store owner can create an order behalf of the customer.
To get this feature
Go to Store Manager > Orders, click on the Add New Order button
After clicking in the first tab fill all the details of the customer like below
then click on the 
button.
If you have more queries or would like assistance with this please contact us on support@shopnix.in.