With that open with your browser, go back to the marketplace within the backend and click on the icon in higher appropriate corner to open this menu: Model — Insert a model selection for the product. It should be designed up of letters and numbers and is needed. Then, determine https://www.presta-addons-modules.com/en/opencart-seo-automatic-google-rich-snippets-json-ld-integration-opengraph-twitter-tags-schemaorg.html