Operation: Unlock
Selected model: SM-A520F
Software version: 28.2
Searching Samsung modem... detected COM145
Reading phone info... Ok
Model: SM-G950U
AP version: G950USQU1AQC9
CSC version: G950UOYN1AQC9
CP version: G950USQU1AQC9
Product code: ATT
Phone SN: R38J402D5ZF
Unique number: 9887F73034484E3549
Reading IMEI... Ok
IMEI: samusprime
Reading SN... error (1)
Done with Samsung Tool PRO v.28.2
I tried with the last version...
Operation: Info
Selected model: SM-G950U
Selected port: COM146 SAMSUNG Mobile USB Serial Port
Software version: 29.1
Searching Samsung modem... detected COM145
Reading phone info... OK
Model: SM-G950U
AP version: G950USQU1AQC9
CSC version: G950UOYN1AQC9
CP version: G950USQU1AQC9
Product code: ATT
Phone SN: R38J402D5ZF
Unique number: 9887F73034484E3549
Reading IMEI... OK
IMEI: samusprime
Done with Samsung Tool PRO v.29.1
Read info its ok, but when I tried unlock z3x software won't read info to ask for msl.
Any solution?