This will block parts of sites that try to track your browsing history across multiple sites.
Firefox not only does not record the history of the websites you visit, it also provides tracking protection. Please note that Private Browsing works slightly differently in Firefox than in other browsers. I’ve already written about how to enable private browsing in IE 11 and Microsoft Edge, and in this article, we’ll talk about Firefox. All web browsers now have a privacy feature called private browsing that allows you to browse websites without tracking your history locally on your computer.