1.open Z3X Samsung
2.choose phone model
3.type first:
Type *#197328640# -> common -> usb config -> Qualcomm mode
Connect USB part of 2in1 cable, setup drivers.
Choise qualcomm diagnostic port in port settings.
4.tick Unlock SP
5.wait until it finish

Entering Unlock Code:
power on phone without sim then enter Netlock Code.

DONE.
2.choose phone model
3.type first:
Type *#197328640# -> common -> usb config -> Qualcomm mode
Connect USB part of 2in1 cable, setup drivers.
Choise qualcomm diagnostic port in port settings.
4.tick Unlock SP
5.wait until it finish

Entering Unlock Code:
power on phone without sim then enter Netlock Code.

DONE.