Tutorial: Root Shield Android TV (Pro; 500GB)

Note: The hardware of the Shield Android TV Pro has not changed between 2015 and 2017.

We are rooting the Shield Android TV Pro running Android 7.0 (aka Nougat).  This should work on all builds of Nougat moving forward.  Looking for the Shield Android TV (2017; 16GB SKU) tutorial?  Click here. Looking for the Shield Android TV (2015; 16GB SKU) tutorial?  Click here.