Log in Facebook account that you want to unsubscribe.
Click account (above on the right) and choose account settings.
How To Completely Delete A Facebook Account
Click 'Security' in the column left wing. At the bottom of the best pane, click on the link "Disables your account"
In the window that opens, examine among packages to show the factor why you want to deactivate your account. If let unattended the box on the side of not receiving email, will continue to get invites to occasions by your buddies, requests to sign up with groups, etc. Then click the button to validate,
In the window that opens, enter your password and click the "Deactivate Now".
And you prepared you a message telling you that your account has actually been shut off. If someday desire to reactivate it just please, log in utilizing your email address and old password.
Well I hope this Tutorial will help them to unsubscribe or How To Completely Delete A Facebook Account.