The Cash app, no doubt, provides instant services to make instant payments. Therefore, whatever transaction you are doing will be sure in a few minutes. If the payment is confirmed, it will be difficult to proceed with the refund. It is impossible to return only when the recipient is not in the mood to return the payment. The refund of payment usually depends on the return policy of the Cash App. But yes, you can start the refund process to get the payment back. You may be lucky if the recipient will be polite.