em nhận unlock a597 hàng at&t nhưng em chỉ có z3x và hwk lấy z3x unlock nó báo error hoài, có anh nào unlock thành công a597 bằng z3x xin giúp em với

đây là unlock bằng z3x
Count supported models - 223
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No answer from phone
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Done with Samsung 3G tool ver 9.4
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Done with Samsung 3G tool ver 9.4
Searching Samsung USB Modem... detected (COM57)
Reading Phone Info... OK
Model: SGH-A597
Factory SW: UCJG1
CountryCode: ATT
UniqueNumber: 60100001371992
MemoryPhone: KBN00300RM(A597)S
SW: A597UCJG1
IMEI: 35927303273187/9
Reading SysInfo... OK
Searching server... Error
Done with Samsung 3G tool ver 9.4