To learn more about tracking protection and content blocking, see the Content blocking article.

The privacy benefits of Tracking Protection are now part of content blocking . When you see the shield in your address bar, content blocking is on. Currently, content blocking protects against certain types of trackers. Firefox is adding more privacy features to content blocking over future releases.

Tracking generally refers to content, cookies, or scripts that can collect your browsing data across multiple sites. Firefox provides users with tools to block these online trackers. This feature was called Tracking Protection in the past. Starting in Firefox version 63, the functionality of Tracking Protection is included in a new set of features called Content Blocking. Now, you can get the same tracking protection by selecting the setting to block all detected trackers.