It’s unlikely you’ll at any time create web page variations focusing on all languages and locations. Occasionally, you’ll will need to provide Google an indication of what do to whenever a given area or language isn’t obtainable or doesn’t exist. An x-default tag will be the URL that Google shows.  https://www.presta-addons-modules.com/en/seo/prestashop-seo-automatic-google-rich-snippets-json-ld-opengraph-twitter-tags-schemaorg.html