We are always happy to honor a valid discount code. Just let us know at support@konigasfe.com with the following information, so we can credit your order. 1. First and last name of the customer listed on the order. 2. Email address listed on the order. 3. Order number. 4. Date of order. 5: Screenshot of discount code you are attempting to apply . We honor valid discount codes up to one week after the date of purchase. Please keep in mind, we do not honor expired discount codes, or discount codes to orders with a discount automatically or manually applied to the processed order.