This article is no longer maintained, so its content might be out of date.
-
What are cookies?
-
Block websites from storing site preferences or login status in Firefox
-
Delete cookies to remove the information websites have stored on your computer
-
Disable third-party cookies in Firefox to stop some types of tracking by advertisers
-
Enable and disable cookies that websites use to track your preferences
-
Websites say cookies are blocked - Unblock them
-
How do I turn on the Do-not-track feature?