Shopify Schema Markup for Testimonials Widget may be rather difficult (since it depends on the overview apps that you're applying), I like to recommend you allow it towards the gurus.  The prestashop addon really helps to put into action seo of your online store by adding automatic hreflang, and canonical https://social40.com/story5180304/helping-the-others-realize-the-advantages-of-product-schema-example