How to see where you're logged in on Facebook, Twitter, and Instagram

And every now and then, it helps do the technical version of a welfare check, just to see which devices have access to your accounts.Orrrrr mingle with the brightest minds in tech on June 18 + 19So here’s where you can find your logged-in sessions on Facebook, Twitter, and Instagram — and how you can log out of them.Let’s start with the big one: Facebook. But if you see that you’re logged into multiple devices you don’t own — in other words, if you’re in full crisis, you can choose to log out of all sessions using the option on the bottom of the list.Despite being in many ways similar to Facebook, Instagram keeps its login information in a separate menu option. Unlike Facebook, you can’t log out of all sessions from here — if you must, you can log out of each device individually.Yet again, the menu for Twitter is in a different location than either of the previous two platforms.