One wrong move and you could end up with bricked handset. After all, 'rooting' around in your smartphone's core software might seem like a recipe for disaster. Of course, for the average user, this sounds like - and can be - a scary process. Rooting is the Android equivalent of jailbreaking, a means of unlocking the operating system so you can install unapproved apps, deleted unwanted bloatware, update the OS, replace the firmware, overclock (or underclock) the processor, customize anything and so on. Tapping into Developer mode with Android 4.4.