Hreflang tags be sure that the proper version of one's page demonstrate up before the right users in search engine results, based mostly on their own language and site.  It will also allow you to increase the default "x-default" tag for users from countries for which the language just isn't https://addons.prestashop.com/es/seo-posicionamiento-buscadores/31857-google-rich-snippets-automatico-json-ld-opengraph-seo.html