If you'd like canonical url as part of your html header you'll have to write down or get a module for that as It's not at all included in Prestashop. In all of these situations, a canonical tag can Permit search engines like google determine what they must take into https://rich-snippets-wordpress-p69898.wikicorrespondence.com/3765847/fascination_about_canonical_link_tag_not_found