You can drive so as to add "http" or "https" before the canonical URL (to stop duplicate involving the http and https Model of a website). Ex: if you end up picking to pressure https to the canonical URL, the canonical URL with the web site will probably be This https://addons.prestashop.com/it/seo-indicizzazione-naturale/31857-google-rich-snippet-automatico-json-ld-open-graph-seo.html