1. Go to Control > Code Library > Discount Codes
  2. Search for the discount code(s)
  3. Check the box next to the discount code you want to delete
  4. Click Delete
  5. Click Yes when you see the message, 'Are you sure you want to delete the selected record(s)?'
Note: If the discount code is currently associated with a category or item, it cannot be deleted until it is inactive.