i have one phone samsung L520 ( S4 mini sprint )
OS : 4.4.2
Firmwave : L520VPUBNJ1
i setup SUU.apk done and choose Band GSM done but stil no service ..... ? ? ?
everyone help me , i think must flash modem OS : 4.1.2 ( firmwave : L520VPUAMK2 ) for it but i can't find file modem ...