To add Free Shipping edit the shipping option that you wish to add free shipping to.
Under each of the countries that you want free shipping to, enable the Offer Free Shipping button and enter 0.00
For free shipping above a minimum spend
You can choose to offer free shipping on all orders over a certain amount. To do this, enable the Offer Free Shipping button and enter the minimum order amount for free shipping.
When this enabled you must enter a cost for one item and additional items (if applicable) for all orders under the minimum amount.