The theme is fully compatible with Shopify Product Reviews, it is a free app developed by Shopify.
To setup reviews on your store do the following:
- Install Shopify Product Reviews app from the app store. During the app activation process it will ask you to make manual changes to the code of the theme, just skip this step because the theme is already adapted to work perfectly with this app.
- Go to Theme Editor > Settings > Product Page and make sure that 'Add Shopify Product Reviews Markup' checkbox is active.