how to deactivate or delete facebook account
Log into Facebook. In the upper right corner on your home page, click the gear icon. Select Account Settings from the menu that appears. In the Account Settings page, click Security from the menu on the left. Scroll down the page and click the Deactivate your account link. On mobile devices, click the Menu button and scroll down to Account Settings. In the Account Settings menu, select Security and then tap the Deactivate button.