You could drive to include "http" or "https" before the canonical URL (to stay away from replicate in between the http and https version of a web site). Ex: if you end up picking to power https to the canonical URL, the canonical URL from the webpage will be Yahoo: https://addons.prestashop.com/fr/seo-referencement-naturel/31857-seo-automatique-google-rich-snippets-json-ld-open-graph.html