Samsung A777 at&t, Successfully unlock....

[soLVer_tech]

- Model:
- Samsung A777 -

- Problem:
- Network lock at&t -
- Need to unlock -

- Procedure:
- Power on phone -
- Type *#197328640# -> common -> usb config -> Qualcomm mode -
- Connect usb 2in1 cable, setup drivers -
- Choise correct port settings -
- Choise unlock method -
- Press Unlock button -
- Done...thank you!!!