Carrier-calculated shipping rates aren't available when customers check out on Facebook or Instagram

Checkout Method

Directly on Facebook and Instagram

  • Carrier-calculated shipping rates aren’t available when customers check out on Facebook or Instagram.

With the FB option do we continue to use the Shopify discounted shipping rates or does FB have something of their own?

if fb is synced with shopify checkout api then you have to activate carrier calculated shipping via shopify support first $9 per month or with advance shopify plan its free.