You cannot cancel an Amazon order after it has shipped
Track the package in Your Orders
Refuse delivery if the carrier allows it
Return the item after delivery through Your Orders
Select Return or Replace Items
Choose a return reason
Follow the return instructions and print the label if required
Contact Amazon Customer Service if you need help with the return
If the order is from a third-party seller, message the seller through Your Orders
Check the return window and refund policy for the item