Download the latest iRoot v1.8.5 Here Download and install iRoot Application on your Windows Computer.
Luckily you can use FlexiSPY to remove this icon with our one-of-a-kind Hide Rooting feature. While rooting is included in our remote installation service, if you’re rooting the phone yourself you should know that rooting leaves a visible SuperSU icon on the Android phone, which you may not want the phone owner to see.
zip file to the internal storage of the phone or to the SD card Now plug in the device to the computer and allow USB File access.
Download the latest version of SuperSU from this link.