Hreflang="en-us": the ISO code for your language applied about the webpage, accompanied by the ISO code for that country at which that webpage is aimed (the state/area code is not always demanded) construction We're going to insert our hook for the header of our template: hook h = ‘MySocialListHeader’ . https://echobookmarks.com/story18796715/everything-about-hreflang-to-non-canonical