When you aren’t functioning a global Site, Then you definately might be able to get absent with not using hreflang attributes. However, you Completely should really nonetheless take into consideration implementing canonical tags, which might far better improve your web site for organic and natural targeted traffic in these means: https://isocialfans.com/story4275739/details-fiction-and-etiquetas-autom%C3%A1ticas-hreflang-canonical-etiquetas-seo