S21 ultra unlocked update received. - Samsung Community
Samsung Galaxy S21 series are getting One UI 6.0 with Android 14 - GSMArena.com news
Samsung aggiorna i Galaxy S21 per risolvere i problemi di durata della batteria (aggiornamento: ulteriore update per risolvere questo problema) | SmartWorld
Samsung Galaxy S21 Ultra display issue reported by users after May 2023 update
Samsung Galaxy S21 Ultra is already receiving the November security update - GSMArena.com news