Checkout Settings

Access: On control panel menu go to Settings > Checkout

Manage store details like
– Customer accounts settings
and whether an account is required to make a purchase or not.

– Customer Contact settings like whether customers can checkout using their phone number or email.

– Checkout form options like whether certain form fields are required or not.

– Order processing settings like automating certain tasks when an order is placed.

– Email marketing settings like whether to show a sign-up option at checkout.

– Checkout language settings let you choose the language used at checkout.

More about Checkout Settings on Shopify