Last A popup window will appear with descriptions of " Login Approvals Setup Is Complete ", then click on the " close "   button to Exit Setup (See Image)       Re-Check Your Setup !!!!!!!!!!           Boom !!!!!!!!   Now you have completed with Login Approvals  , NOW Its Time To Check ?? hmmmm here we go ...... go to   Account Settings > Security,   look for  " Recognized Device  " and click on the   Edit   button.(see image)      NOW remove  all the listed device .. then Click On  " Save Changes " Last Step go to   Account Settings > Security,   look for  " Active Sessions  " and click on the   Edit   button. then click on " End Activity" if more then one end all sessions ..(see image)       Now Log Out !!!!!!!    Now The moment you want to login to your Facebook account, at the Log In page, there’s a small checkbox that says   Keep me logged in . Make sure this box is   unchecked . Then, log in as ...