AJAX Shopping Cart Update $0.00 AJAX Shopping Cart Update is built to update the quantity of your customer’s order seamlessly. You can see total price adjustments on the shopping cart page instantly. There are no needless page reloads. There are buttons to increase or decrease the number of items on your cart. It is a much simpler approach for updating the products on your cart. Customers don’t have to manually enter the quantity in the cart if they don’t want to. They don’t have to click the ‘Update to Cart’ button every time they add, remove or delete products. This makes the whole process intuitive and flawless.