@Mommyroberts Have you started a contract in the last 30 days or are wanting to start a new contract? You can not add a discount because of the blue light card after 30 days. Ideally discounts are applied at the point of sale but can be applied up to 30 days later via calling customer support.
Please read THIS
To contact EE Customer Services dial 150 From your EE mobile or 0800 956 6000 from any other phone.
