Enable new device access notification in Facebook

If you access your Facebook account from a computer or a device that you have never used to access Facebook before, then Facebook can notify you. This is a important measure in mitigating hacking attacks on your Facebook account. Here is how to enable this feature :

  1. Login to your Facebook account.
  2. From the top-right of the Facebook web page, choose Account → Account Settings as shown,

  3. Under the Settings tab, you would find Account Security. Click on the Change link in front of it Account Security,

  4. Choose Yes from the options and click Submit button as shown,