To log out of Facebook on another computer, phone or tablet:
Go to your Security and login settings.
Go to the section Where you're logged in. You may have to click See more to see all of the sessions where you're logged in.
Find the session you want to end. Click and then click Log Out.
Clicking Log Out will immediately log you out of Facebook on that device.
You can manage where you're logged in to Facebook in security and login settings. The "Where you're logged in" section lists where you're currently logged in. Each entry includes a date, time, location and device type.
To log out of Google on another computer, phone or tablet:
- Go to your Google Account.
- On the left navigation panel, select Security.
- On the Your devices panel, select Manage devices.
- Select the device Sign out.
You can see computers, phones, and other devices that are currently using or have recently used your Google Account at google.com/devices.