Operation: Unlock
Selected model: SM-G920A
Selected port: COM244 USB Serial Port
Software version: 30.5
Searching Samsung modem... detected COM59
Reading phone info... OK
Model: SM-G920A
AP version: G920AUCU6EQCF
CSC version: G920AATT6EQCF
CP version: G920AUCU6AQC1
Product code: ATT
Phone SN: R38G50RMFLT
Unique number: 05157DF51C64DE09
Reading IMEI... OK
IMEI: 357743064231701 (SIGN: OK)
Reading data from phone... OK
Unlocking... OK
Rebooting phone... OK
Unlock done
Done with Samsung Tool PRO v.30.5
Flash downgraded modem in CP and hit unlock...
Download Here,
MEGA
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