How to remove expired date from the existing coupon
We have some coupons with an expired date. Some coupons will change the percentage after expiry date. We need to re-edit the coupon with another expiry date for them. So I think it is better to remove the expiry date.
We know we can create another coupon without an expiry date.
But I want to remove the expiry date from the existing coupons.
I could not find any option for that.
How can I remove the expiry date from the existing coupons?