Search engines like google and yahoo don’t index 4XX pages given that they don’t work. As a result, they’ll overlook any canonical tags pointing to such pages and often turn out indexing the incorrect (non-canonical) Model of the page. Canonical tags are certainly not the only real solution to declare a https://bookmark-vip.com/story18878303/everything-about-automatic-hreflang-tags-canonical-tags-all-pages-seo