- The checkout step cannot be skipped in Magento.
- Downloadable products automatically do not require checkout.
- There is an option in the admin panel to skip the checkout step for downloadable products.
- Magento does not support downloadable products.
Ох, даже не знаю, что тупой индус имел в виду...
Может, он имел в виду Shipping Step?
The only exception is checkout of virtual and/or downloadable products: if there are only these types of products in the shopping cart, checkout is automatically transformed to one-step procedure, because shipping information is not required.
devdocs.magento.com/guides/v2.2/howdoi/checkout/checkout_overview.html#default-checkout-overview