11. The quantity of products in my basket has been multiplied. How can I fix this?

11. Your basket probably wasn't empty before placing a new order from us. This can cause an issue. Your basket needs to be empty before you place a new order. Just to be sure, click on your basket in the right corner, and click → View Cart. Now click on → Clear the Cart and confirm this. This should fix the issue. Now you can add all the products that you wish and place the order.