“Rooting is a process that allows users of mobile phones and other devices running the Android operating system to attain privileged control (known as “root access”) within Android’s Linux subsystem with the goal of overcoming limitations that carriers and manufacturers put on some devices. It is analogous to jail-breaking on devices running the Apple iOS operating system.” Wikipedia
1) Download the software pack here
2) Extract is to a easy location eg: C:\root_setcpu_X5A_v2
3) Open a command prompt and try following command sequentially:
3.1 ) C:\cd root_setcpu_X5A_v2
3.2 ) C:\root_setcpu_X5A_v2\adb shell
3.3 ) # mount -o remount,rw /dev/block/mtdblock2 /system
3.4 ) C^ (press ctrl + c)
3.5 ) C:\root_setcpu_X5A_v2\root
There will be a series of stuff going on the screen and your device will be restarted automatically. After the rebooting there will be two new apps installed SuperUser & setCPU.
Go to your android main menu then to Dev tools and open the Terminal Emulator. The type
then superuser app will ask for permission to the terminal emulator accept it by tapping on allow. That’s about it Enjoy!