Blocks many common trackers and harmful scripts and reduces the ability of third parties to collect data about your browsing behavior
Add Container tabs to Firefox with the Multi-Account Containers add-on, to separate your work and personal browsing.
Manage credit card autofill settings in Firefox version 81 and above.
Learn about a workaround that lets you active compact mode if you need to. This feature isn't supported and we still recommend using normal mode.
Firefox prevents media from playing automatically on websites you visit, unless you grant permission. Learn more about this feature.
How to use Firefox's built-in themes as an alternative to complete themes.
You can search the Web from the address bar or from the New Tab page. You can also add a separate Search bar to Firefox. Learn how.
Firefox lets you print pages in a simplified format that strips away clutter like buttons, ads, and background images. Learn more.
Different Firefox installations now use a separate profile to store your bookmarks, passwords and other settings. Learn more.
The Picture-in-Picture feature allows you to pop videos out of their webpage so you can watch while continuing to work in other tabs.
Learn more about how to participate in studies.
How to disable high contrast mode if it's causing problems on some web pages.
Pocket occasionally partners with select publishers and brands to deliver high-quality sponsored stories to Firefox users. Learn more.
If your Custom settings match the settings in Standard, you will be switched back to Standard. This will not affect your settings.
Learn more about this new Firefox anti-snooping feature designed to protect your logins and passwords from unauthorized access.
Learn more about how your data is used when you choose to participate in Mozilla Ion.