Though Gary Illyes, a Google analyst, believes that serps may perhaps count much less on hreflang plus more on automatic language detection Sooner or later, for now, the tag is our best bet. Rel=canonical ought to only show up inside the of a doc. A canonical tag within the portion https://addons.prestashop.com/it/seo-indicizzazione-naturale/31857-google-rich-snippet-automatico-json-ld-open-graph-seo.html