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- Mar 11, 2015
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Samsung S4(SGH-I337) ATT provider unlock done...[Reference]
Tools
1.Z3X Samsung tool 17.0
2.Micro usb cable (5130)
3.Kingo root
Procedure
1.Root first with Kingo root..
2.Ennable usb debuging,Tap 7 times build number to show developers option.
3.Go to dial window type *#0808# select DM+Modem+ADB press ok
4.Dial *#9090# select DM over UART
5.connect phone to pc install drivers iff needed
6.Run Z3X select Correct model (I337)
7.Select new security and check skip backup/restore NVM
8.Tick direct unlock & follow sw instruction
Proof
1.Z3X Samsung tool 17.0
2.Micro usb cable (5130)
3.Kingo root
Procedure
1.Root first with Kingo root..
2.Ennable usb debuging,Tap 7 times build number to show developers option.
3.Go to dial window type *#0808# select DM+Modem+ADB press ok
4.Dial *#9090# select DM over UART
5.connect phone to pc install drivers iff needed
6.Run Z3X select Correct model (I337)
7.Select new security and check skip backup/restore NVM
8.Tick direct unlock & follow sw instruction
Proof