ZF Model: ZE554KLRAM: 4GFirmware/APP Version: OPR1.170623.032.WW_Phone-15.0610.1905.28-0Frequency of Occurrence: hourlyRooted: NoAPP Name: 4G networkHello,
My ze554kl phone when shows 4G not connect anything, but when it is show 4G+ i can connect e...
