Using this feature you can apply shipping method by all country wise or specific zones.
Flat rate shipping method for specific country, state, and postcode:
Using this feature you can apply shipping rule for the specific country, state, and postcode.
Flat rate shipping method for Specific zones:
You can create custom shipping zone as per your business need and you can apply multiple shipping methods on the different custom zone.
You can create shipping zones by multiple countries, states, and zip code/postcode and can have shipping methods assigned to them like a local pickup, Flat rate shipping, and Free shipping. Each customer order will fall under one shipping zone and it will enable respectively.
For example, you want to set shipping charges $50 for Eu zone. Now you have created shipping zone “Eu zone