To start, please install the program on your computer and run it to display the window heading. Kingo Root Android is a free software for you to use freely. To ensure the success of the process, you should ensure that your Nexus 4 is on and has a battery level not less than 50%. As you can see in the window starting, you are required to connect your smart Nexus 4 to the computer. Do what is required n4root. If it's the first time makes the connection, you need to install the driver software on the computer. Please wait patiently. Now, you need to enable USB debugging Nexus 4 If you have not already, please go directly to the next step. Otherwise, you can follow the instructions shown in the window beginning to follow. Note: Although the roots of its Nexus 4 can bring many advantages and experience, you should know that the process can also lead to a bad result. So, you should read the notification carefully before proceeding. After the above preparations, please now click the ROOT button, the program will start following his Nexus 4 auto. The process will take 3-5 minutes depending on the condition of your device, please wait patiently. When the process reaches the end, please click on the Finish button to restart the device. You should not move, touch and disconnect your device. Google Nexus 4 Nexus 5