Next React Ecommerce App Apps And Sales Channels => Configuration => Storefront API Configuration Unselect: unauthenticated_write_customers unauthenticated_read_customers unauthenticated_read_content unauthenticated_read_product_listings unauthenticated_read_product_inventory unauthenticated_read_product_tags unauthenticated_write_customers unauthenticated_read_customers unauthenticated_write_checkouts unauthenticated_read_checkouts Packages used semantic-ui-react semantic-ui-css _.app.js : paste this line in _.app.js import 'semantic-ui-css/semantic.min.css' component that loads all your pages good place to manage the global state good place to load all the layouts Used a colored button in Semantic-UI