Also, don't use Chainfire's SuperSU in 2018 regardless. It's owned by some Chinese company that's not very reputable. The current trend is towards Magisk, an op

Also, don't use Chainfire's SuperSU in 2018 regardless. It's owned by some Chinese company that's not very reputable. The current trend is towards Magisk, an open-source root (and systemless /system) modification framework.