How to personalize configurations

Settings > Profile

There is some configurations of the product fields imported into Shopify.

Set new products as published - When you import products from the My Products list, chosen if they visible to your customers. (Click here for more details about Shopify Products) 

Set products as taxable - Specifies whether or not a tax is charged when the product variant is sold.  (Click here for more details about Shopify Taxes)