1. Click on the Fulfillment.
2. Go to Manage Fulfillments.
Manage Fulfillments.png
3. Click on the Delete button.
4. Click on Back button.
delete the Manage Fulfillments for order.png
5. Click on the Edit.
6. Click on Update Order Status.
Update order status.png
7. Click on the Reset to Pending button.
reset to pending.png