Unlocking All Samsung on Z3X Box For Free

SAMSUNG Services 4 FREE
Sim Unlock IMEI Service FRP Removal




Tutorial :
1. Go to Settings > About Phone > Build number > Tap it 7 times to become Developer
2. Settings > Developer Options > USB Debugging (Enable).
3. Settings > Developer Options > OEM Unlock (Enable OEM Unlock).
4. ROOT Your device

Download :
CF-Auto-Root

Thanks Xda Developers