If a person of the variants is an AMP web site, Adhere to the AMP suggestions to point the canonical page and AMP variant. Use rel="canonical" link annotations In the primary situation, to test the site you need to Test the canonical tag for, you’ll need to open up the https://addons.prestashop.com/it/seo-indicizzazione-naturale/30904-tag-hreflang-automatici-e-tag-canonici-seo.html