Follow the following procedure:
Install Universal Android drivers for your PC.
Download and run VRoot after connecting your phone to the PC and enabling USB Debugging under Settings>Developer options.
Click on the green button that (probably) says Next, in Chinese.
The software finishes in around 10 seconds, and your phone reboots. Also the software displays a Success symbol. Now, you may install Chainsdd Superuser app from the Play Market. Alternately, you can keep using the Chinese Superuser apk that’s automatically installed. If you do install Chainsdd Superuser apk, make sure that you update superuser binary too.
Joel G Mathew, known in tech circles by the pseudonym Droidzone, is an opensource and programming enthusiast.
His favorite pastime is grappling with GNU compilers, discovering newer Linux secrets, writing scripts, hacking roms, and programs (nothing illegal), reading, blogging. and testing out the latest gadgets.
When away from the tech world, Dr Joel G. Mathew is a practising ENT Surgeon, busy with surgeries and clinical practise.