I followed the steps mentioned in the link below:
I got an error on step 13, where we need to install SuperSU from recovery mode,
while installing the Update-SuperSU v1-1.80 (which i downloaded from http://download.chainfire.eu/370/SuperSU/) it gives the following error message:
— Install /sdcard– Finding update package… Opening update package… Verifying update package.. E: failed to verify whole-file signature E: signature verification failed Installation aborted.
android android-resources samsung-mobile