Affichage des articles dont le libellé est Oman. Afficher tous les articles

Hey please help me, i m using this phone in oman under #Nawras network. Everything is fine, but only i cannot use 3g . Here sometime find the low signal of 4g and then direct throw me to gsm. And i discover that even im in hspa and hsdpa net, it will show the 4g icon in the statusbar. Pls help me about that. Many many best wishes to you all