Markup is often very easily checked through schema markup tests Software. It's going to take a while for rich snippets to appear in search engine results, so they will not be displayed quickly. Even so, product and group rich snippets will seem only following Google indexes the material. Come to https://www.presta-addons-modules.com/en/seo/prestashop-seo-automatic-google-rich-snippets-json-ld-opengraph-twitter-tags-schemaorg.html