How to check if someone has logged into your Facebook account

What to do if you get an email or notification warning you that someone has accessed your Facebook account.

How to Log Into Someone Else's Facebook Messenger Without Them Knowing

How to find out if someone is logged into your Facebook and SPYING

Find out if someone's logging in to your Facebook account - CNET

How to tell when someone else has signed into my Facebook

See Who Login to Your Facebook Account - Howtosolveit

Solved] How to log into someone's Facebook?

How to see if someone has secretly logged in to YOUR Facebook

How to Check If Someone is Using Your Facebook Account - Asoftclick

How to See Where My Facebook Is Logged In (And What to Do) - TechWiser