If you'd like canonical url inside your html header you'll need to write down or get a module for that as it is not A part of Prestashop. Show unavailable attributes about the products web site. This is applicable to products that have only just one combination or when an https://emiliobjorv.wikiexcerpt.com/3010504/a_simple_key_for_etiquetas_automáticas_hreflang_canonical_etiquetas_seo_unveiled