1. Download this root.zip file
2. Copy the root.zip onto the root of the SD card of your device.
3. Turn off the device, and turn it back on by pressing together the POWER button and VOLUME UP
4. The device will now boot into the Android System Recovery menu, navigate using volume controls to “Apply update from external storage”
5. Navigate to “root.zip” and execute by pressing the Power Button.
6. When the patch has been applied it will ask you to reboot the device.