Magento 2 Order Attributes #integrates smoothly with existing Magento 2 #ecommerce stores. This extension is designed to work with standard Magento checkout functionality and popular third-party modules. #merchants can implement custom order fields without affecting store performance. Easy integration reduces #development time and simplifies #checkout customization. #Magento2 store owners can quickly enhance order #management and customer interaction using this flexible extension.

https://webkul.com/blog/magento-2-custom-order-attributes-fields/