If you’d like to cancel an order sent to FBA for fulfillment, you’ll follow these steps:
- Find the order in Manage Orders
- Click on the Order ID link
- Go to Order Details for the order
- Click Cancel this Order
Note: You can only cancel orders while they are in the Planning status. Once they move to Shipping, you will not be able to cancel them.
For more information on canceling FBA orders, visit this Amazon Support Article.