Slide the switch to turn ON or OFF .
If presented, review the agreement and click "I Agree" (checked) then click "Yes, proceed" to continue.
Click Save (located on the bottom).
The save option only appears once a change is made.
If GPS over Wi-Fi (NMEA) is on, launch the GPS-enabled app on the computer then configure it to utilize a NMEA port or GPS receiver.
Refer to the app's help menu or contact the app developer for assistance.
Once the app has found the NMEA port / GPS receiver, it should report "Waiting for your location" or similar until a GPS fix is obtained. After that, it uses or displays the current GPS location.