Galaxy Nexus i9250 4.2.1 root & unlock by smartsam

Galaxy Nexus i9250 4.2.1 root & unlock by smartsam

How to root your phone

download needed files here

http://genius-tips.com/root-jop40d-android-4-2-1-on-galaxy-nexus-i9250/
How to Enable USB Debugging in Android Phones

many peoples face problem "Enable USB Debugging" in laste android update "Android 4.2.x".
because can't find habitual path to activate it:


(Settings > Applications > Development > USB debugging).
in this thread we try to explains HOW TO "Enable USB Debugging" in Android 4.2.x.

1- settings.



2- About phone.



3- Build Number.











In "Build Number" tap 07 times till show massage like this: "....being a developer."


Now we will show this path "Settings > Applications > Development > USB debugging"


and can enable "USB Debugging"


and can unlock phone in few seconds.