If you plan to create a new Shopify 2.0 theme the recommended approach is to use Dawn theme as a blueprint and then proceed with your customization. Here is a quick guide how it can be done:

Converting legacy Shopify themes to Shopify 2.0 can be approached in two ways: updating your existing themes or starting fresh with a new theme based on Dawn (Shopify’s reference theme). Each approach has its pros and cons, and the decision largely depends on the complexity of your existing themes and your specific requirements. Here’s a breakdown to help you decide:

All newly created Shopify development stores are password protected. It means that visitors will have to enter a storefront password to access the site.

Here is a guide how to install a Shopify theme: