This tutorial shows how to find your device in the event of it being lost or stolen.
INSTRUCTIONS & INFO
If lost, Find My Device helps you locate your Galaxy device or your Gear from either device. Note: This feature requires that both devices are capable, and connected to a data connection.
To locate your Galaxy device, from the clock screen, swipe up from the bottom edge of the screen.
Scroll to, then tap Find My Device.
Tap Start.
On your Galaxy device, swipe the X icon to confirm.
To locate your Gear, open Gear manager on your Galaxy device, then tap Find My Gear.