You need to follow the steps below to use your coupon code in All Online Store: add your favorite products to the shopping cart, then click log in or create a new account, and then return to the All Online Store shopping cart to select the products you need to purchase (can be a single product, multiple All Online Store orders can also be placed together). Then jump to the payment page, select coupon codes of your All Online Store on the payment page, and complete the payment.