Browser sessions
See where you are signed in and sign out everywhere else.
Open Settings. Under Security, click Browser sessions (“See where you are signed in and log out elsewhere”).
What you see
The dialog lists each browser where your account is signed in, as browser on platform, with its IP address and Last active. The one you are using is marked This device.
Signing out the others
Click Log out other browser sessions. Webplo ends every other session and shows “Logged out from other sessions.” Use this if you used a shared or lost device, or if you do not recognise an entry.