Download Supersu Me app , Install app in your Phone, like any other normal app, and it will start installing the app, depend on your phone’s performance, that how much time it will take to complete installation. Now, After successfully install, just open it, & it will ask you for root permissions, click on Grant button, which will give superuser permissions to this app. so let’s continue to next steps. Now, After open app it will show you a big green android, just tap on it normally, and then continue to next steps. It will start replacing
Kingroot with supersu , it will take about 1 minute to complete process, it may take more time, if your phone’s performance is low, wait some time and let it be done. maximum it will take 2-3 minutes for complete the process. Then, it will Automatically Launch Supersu app, Now Enjoy Supersu app, instead of Kingroot Now, you can Uninstall Supersu me app & Enjoy supersu app in your phone without paying anything.