Sadly, That is only available on Symfony pages, Because the legacy method doesn’t have any way to get the listing of hooks dispatched for a webpage. As pointed out over, the hreflang and canonical tags have slight variations of their use and application. They can, on the other hand, be https://addons.prestashop.com/ru/seo-natural-search-engine-optimization/30904--hreflang-seo.html