An Administrator can configure an alternative or new checkout flow in theStore tile in the Commerce app (C). This area provides access to store configurations, including checkout process customizations. The Commerce app's Store tile allows administrators to define and manage various aspects of the checkout experience, such as payment options, order review, and final confirmation steps, ensuring a seamless and efficient checkout process for users. TheCheckout Button on the Cart page (A),Experience Builder on the Checkout page (B), andProcess Builder Button in Experience Builder (D)are not the primary locations for configuring the checkout flow in Salesforce B2B Commerce.