Magento Commerce, 2.2.x
One Page Checkout

The purpose of OnePage Checkout is to gather the information that is needed, and complete the sale as quickly as possible. When Onepage Checkout is enabled, the entire checkout processThe process of gathering the payment and shipping information that is necessary to complete the purchase of items in the shopping cart. In the final step, the customer reviews and places the order. takes place on a single page. Each section of the checkout information is expanded as needed.

Magento’s Onepage Checkout is enabled by default. If you are implementing a custom integration or checkout extension, it might be necessary to disable Onepage Checkout.

To disable Onepage Checkout:

1. On the Admin sidebar, tap Stores. Then under Settings, choose Configuration.
2. In the panel on the left under Sales, choose Checkout.
3. Expand the Checkout Options section.
4. If necessary, clear the Use system value checkbox. Then, do the following:
a. If the setting is for a specific store view, choose the store view where the configuration applies.
b. When prompted, tap OK to continue.
5. Set Enable Onepage Checkout to “No.”
6. When complete, tap Save Config.