You can cancel an order only until the order status is "To be printed"
How to cancel an order.
Step 1 : If you wish to cancel an order after you have placed it, go to Orders > All orders
Step 2 : Select the order that you wish to cancel.
Step 3 : Click on the "X" icon under Actions.
Step 4 : Click Confirm to cancel the order.
The total order value will be transferred to your wallet credits after you cancel the order.
Edit an order after placing it.
You can edit the shipping details only until order is Printed.
Step 1 : To edit an existing order details, go to Orders > All orders
Step 2 : Select the order for which the details needs to be updated.
Step 3 : Click on the pencil icon under Actions.
Step 4 : Make the changes you wish to make.
Step 5 : Click Submit to confirm the changes.
You can only change the customer information and shipping details. You will have to cancel and place the order again in case you wish to change the ordered products.