Trace FB users while chatting
This is best done while chatting with the person, simply switch on chat. Close all open web browser tap, except Facebook. Preferably delete your history and catch.

Step 1. Welcome or Sound Ping the marked user for a chat, once Chat is ON, move on to the next action.

Step 2. Open Up Command Prompt Most Likely To > Begin > and also locate Command timely, open it

Step 3. Look for IP address On the Command prompt look for "netstat -an" without quotes and hit enter. You'll get list of IP address, which remains in numbers, save them to your clipboard notepad will do.

https://www.facebookpeadia.com/2019/03/tell-location-facebook-user.html