How To Create Shipping Method In Magento 2
The default Magento 2 offers 7 shipping methods. However, as these are not enough to satisfy the custom business requirements, you can use the programmatic method to create shipping method in Magento 2 store
Create a feasible shipping method, which is manageable, quick, as well as affordable using the method at https://meetanshi.com/blog/magento-2-create-shipping-method/