Galaxy TAB S4: Manage Location Services

Navigate to Apps screen > Tap Settings >Tap Connections > Tap Location > Tap slider > Tap Locating method > Choose the desired locating method > Tap Google Location History > Tap Home > To open the Quick settings panel, using two fingers, swipe down from the top of the screen > Tap Location icon

Pictorial representation of the above settings are as follows:

Note:  Location settings let you choose how your tablet determines your location. Setting up your location lets your tablet use advanced features like Smart Lock (which bypasses a secure lock when in a trusted location) and the My Places widget.