April 30, 2013: This tutorial is for an outdated version of Firefox. For details on activating Private Browsing mode in Firefox 20.x, click here.
The Firefox 3.6 Web browser offers a Private Browsing mode. While surfing in a Private Browsing session, the browser does not store browser or search history, download history, Web form history, temporary Internet files, or cookies. This tutorial explains how Private Browsing works.
First, open your Firefox browser.