Before you install custom ROMs or root your Android device or do any sort of development task, you must enable USB debugging. Enabling this feature is extremely simple and quick, and in fact, you can do it in less than a minute.
Before detailing the process, let’s learn what USB debugging is. Its basically a feature that developed keeping developers in mind. USB debugging allow developer direct access to the Android system for the Android SDK (Software Development Kit). Anyway – whether you are a developer or someone who has decided to flash a custom ROM, MOD or simply root a phone/tablet – here is how to enable USB debugging on different versions of Android:
How to enable USB debugging on Android 2.3.6 Gingerbread
Go to Settings –> Applications –> Development and then check USB debugging.
How to enable USB debugging on Android 4.1 and 4.0
If your device is running on Android 4.0 ICS or higher then got to: Settings –> Developer options and then check USB debugging.
How to enable USB debugging on Android KitKat and Jelly Bean (4.2 and later)
In case, your device is running on Android 4.2 Jelly Bean or higher then you first require to enable that developer options menu before doing anything. To enable developer options go to: Settings –> About device and then tap on Build Number seven times repeatedly. Once you press it 5 times it gives you a quick note: “Press it two more times to be a developer!”. And, after tapping 7 times you will see ‘You are now a developer’ message. After that access developer options from setting and enable or disable USB debugging.
That’s it! You have learned how to enable USB debugging on your Android devices irrespective of Android version.