If you’ve recently completed the McDonald’s customer satisfaction survey, you can easily use your survey reward to enjoy free food or discounts. After finishing the survey at mcdvoice survey website (https://bit.ly/4mB5D4T), you’ll receive a unique validation code. Simply write this code on your original receipt and bring it with you to any participating McDonald’s outlet. Present it at the counter or drive-thru when placing your order to redeem your reward.