I’ve added in addresses and it makes no difference.
They have set their own rates
I have clicked that box.
It is working for some but not others:
Not working for: https://www.mountain-atelier.com/vendors/a-little-decor-company/
And for this one it is saying there is no shipping available despite there being a shipping table? https://www.mountain-atelier.com/product/ibex-pds/