For unlock this phone follow next steps my friend.
1.To begin, you need to put your phone in download mode. Do so by pressing Volume Down + Home + Power.
2.Now connect your phone to the pc via the USB cable and run ODIN and make sure Repartition is unchecked.
3.Click on the PDA tab in ODIN and navigate to the location of XWKDD_insecure kernel.tar and select it.
4.Once selected press the Start button and the kernel will be flashed in a few seconds.
5.After flashing the kernel, the phone will reboot with the new insecure kernel installed.
6.Once it reboots, run the SuperOneClick tool and hit the Root button
After that just start Micro Box software and press Read Unlock Codes.
Here have the software needed my friend.
BR.
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