Switching to AT&T ;)

Android 4.2 Jelly Bean: How To Enable USB Debugging

The USB debugging mode is needed whenever you install custom ROMs on Android devices.

Just like previous versions of Android the USB debugging is not enabled by default in Android 4.2 and you will have to manually enable it. The option is available in almost all Android smartphones and tablets. Here is how to enable it:

Enable USB Debugging in Android 4.2 Jelly Bean

Step 1) Open Settings.

Step 2) Tap on About Device.

Step 3) Now tap of Build number several times until you see a small popup. 

             It will read "You are now a developer."

That’s it. You have successfully enabled USB Debugging in your Android 4.2 Jelly Bean powered smartphone/tablet.

Holy... Red Bull & Mad Mike drifting Crown Range, New Zealand.