Firefox users now have access to Total Cookie Protection by default. Find all you need to know about it in this article.
Setting a primary (formerly "master") password in Firefox is helpful if your share your computer with others. We'll explain how it works.
Learn what information Firefox sends to web sites about your location and how to use and manage location-aware features of your browser.
Learn more about how search suggestions work in Firefox.
Learn what pop-up windows are and what settings Firefox has for blocking or allowing them.
Manage your saved logins and passwords on desktop Firefox with the built-in password management feature.
Learn how to select what information (bookmarks, add-ons, browsing history and other data) to share across your devices with Firefox Sync.
Learn how to use Sync in Firefox with a Primary Password (formerly known as a "Master Password") for extra protection.
How to enable or block sites from accessing your camera and microphone on your desktop or mobile device.
Firefox's password management will show you alerts about logins potentially exposed in data breaches and passwords that may be vulnerable.
Firefox keeps track of the websites you visit when you browse the Web. Learn how to view, search and sort your browsing history.
Firefox lets you customize privacy and security preferences so you and your family can browse safely online. Visit the settings page to learn more or make changes to these settings.
If you’re using a shared device and don’t want Firefox to remember your passwords, you change your preferences in the settings:
Disable credit card syncing to prevent unwanted purchases on your shared devices.
Make sure these settings are enabled to prevent unwanted downloads and block suspicious content on your children's sessions.