why wont root work?

[xoxot12]

I bought my galzxy s7 at best buy and activated it at sprint. i updated the software once. i havent updated since and that was in april i think. i tried rooting and i follow all instructions and it just wont work.
sm-g930p
android version 6.0.1

 

[B. Diddy]

Moved to the S7 Rooting forum.