samsung G530H unlock done with z3x easily
No need to root samsung G530H to Unlock!!!!!!!!!!!!!!!!
step-1 Just power on your device
step-2 Go to setting>about device>build version
step-3 Tap to build version 7 times it shows developer options in menu
step-4 Open developer option and tap to USB debugging and back to home
step-5 Dial *#0808# USB setting menu show
step-6 Tap RNDIS+ACM+DM+ADB then tap on ok
step-7 Install driver if needed
step-8 Open z3x Pro tool latest version and search model and click on unlock
step-9 Select comport and Click on unlock
Unlock done with z3x enjoy..................................................