Allow for time for re-crawling and re-indexing. Remember that it may acquire quite a few days following publishing a site for Google to seek out and crawl it. For normal questions about crawling and indexing, check the Google Look for crawling and indexing FAQ. Put up a question while in https://addons.prestashop.com/fr/seo-referencement-naturel/31857-seo-automatique-google-rich-snippets-json-ld-open-graph.html