Asslamo alekum mera mobile huawei y6 ll ne zong ki sim par 4g support nahi kar raha he duplicate sim bhi nikalwa kar dekh lya. Restore. Aour hard reset bhi kar k dekh lya he pta se bhi ok he . Ufone ki sim par sim 4g chala raha he. Jabka 3 sal se zong ki sim par 4g net chala ra tha . Aour mobile bhi ab hank ho raha he. Is masle ka koi hal ho to batao