If you have received an error message stating the registration discount is not working then please ensure you are logged in to your Doxzoo account and then re-apply.
If you still have issues applying the promo code then please get in touch via live chat.
Discount codes cannot be applied to existing orders. They must be applied at the time of ordering, prior to payment being made.
We cannot provide a refund or credit if a discount code is shared with us after ordering.