Usually Amazon has a fairly basic refund policy. It works like most retail stores in that you have to get the item back to the retailer in a limited amount of time. The company makes the details very clear on its website: Related: After bankruptcy,

You may have received an email recently alerting you to an Amazon refund for an item you returned years ago. You're not alone.

Amazon is sending refunds for product returns dating as far back as 2018. The company says these relate to historical cases where it had been unable to verify receipt of faulty products sent back by customers …