Samsung Gt-A877 lock to at&t,,unlock done...

Samsung GT-a877 lock to at&t




Tools
Z3X samsung actevated
A210 usb cable

Procedure:

Power on phone.
Type *#197328640# -> common -> usb config -> Qualcomm mode
Connect USB cable, setup drivers.
Choise qualcomm diagnostic port in port settings.
Choise unlock method: Read codes or Direct.
Press Unlock SP button.

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