Leaving your Facebook account without logout may cause problems like identity theft. While forgetting to logout the auto-logout will help you to keep your account safe. Facebook Auto-logout is a handy Firefox add-on. After a specific period of inactivity the account will automatically logout. It will work even if you select the option keep me logged in. Then you haven’t worried about logout of Facebook. The add-on works just fine and do it for you. The add-on of Firefox web browser is called Facebook Auto-Logout.
Just install the Facebook Auto-Logout add-on then it will be enabled by default. You can increase your Auto-logout time if you feel that is less. By clicking the option next to the add-on you can do this and change the number in the box at the bottom. It can save from the grief.