Root and unroot xperia c

1-Download the rooting tool
2-Connect your Sony Xperia C to the computer using data cable.
3-Enable USB Debugging Mode for your device.
4-Run the tool and click on "Root Now"..it takes few minutes ...
5-For unrooting repeat the steps from 1 to 3 and run the tool , Click on unroot button..

Download:- root tool