The method is quite simple and you need the root access to add up this feature in your device by editing the system files on device. So follow the steps below to proceed.
Steps To Get Android Nougat’s New Navigation Keys Right On Android:1. First of all you need to root your android device and for that you need follow our guide to Root any android mobile phone.
2. After rooting your android mobile you need to install the busybox in your android mobile and for that download and install the app BusyBox On Rails, And after installing it launch it and grant the superuser access to it and then simply click on Install option in the app.
4. Now the last app that is N Navbar – Layers/RRO download and install it in your phone.
5.Now launch the Layers manager app in the device and there select NNavbar entry there and then simply enable the General Overlays options there.
7. Thats it you are done, after that reboot your device and you will see the navigation keys that will be making your android task operating easier in your device.