***I used kingoroot an rootchecker says its rooted but none of the abilities of root work i have superuser installed n busy box says its installed but still only thing that works us roircheckerdying in rooted kindly to be helped .
Updated to z768g root procedure,
found its solution as follows .
Rooting this phone is very simple I will put a tutorial on how you can root your phone. Before we start I want you to remember that rooting will tamper the warranty on your phone. Rooting might brick the device permanently making it unusable so do this on your own risk. Things you need to download. •Kingoapp http://www.kingoapp.com/android-root.htm To root your device. 1. Go to the link above. 2. Click “download from FTP. 3. Install it. 4. Open it. 5. Open your phone go to Settings. 6. Open Applications. 7. Select Development Option. 8. Put a Check on “USB Debugging Mode”. 9. Now connect your phone to your computer using USB cable. 10. Wait for the drivers to be installed. 11. Follow the instructions on Kingoapp. 12. Click Root. I took a screen when I did that process, view it to help you further.
Open the links in that order to view the step by step tutorial.