The carrier-calculated shipping feature is included in the Shopify Advanced and Shopify Plus plans. The feature can also be added to the Shopify plan on annual, biennial, or triennial billing, or added to the monthly Shopify plan for a fee.
To add carrier-calculated shipping, please contact our support team via live chat, email, or callback in the Shopify Help Center.
Sophia | Social Care @ Shopify - Was my reply helpful? Click Like to let me know! - Was your question answered? Mark it as an Accepted Solution - To learn more visit the Shopify Help Center or the Shopify Blog