Magento Open Source 2.2.x

Free Shipping

Free shipping is one of the most effective promotions you can offer. It can be based on a minimum purchase, or set up as a cart price rule that is applied when a set of conditions is met. If both apply to the same order, the configuration setting takes precedence over the cart rule.

Check your shipping carrierA company that transports packages. Common carriers include UPS, FedEx, DHL, and USPS. configuration for any additional settings that may be required for free shipping.