Moto g 3rd Generation

[flanc28906]

I am trying to find out what a smart lock it. There are other ways to lock your phone without a pin. They mention them in the manual but don't tell you how to do it.
One is face recognition, another is as long as it is on you , no lock is needed.
Thanks for the help.

 

[B. Diddy]

Welcome to Android Central! See here: https://support.google.com/nexus/answer/6093922?hl=en