Explore the knowledge base.
Still need help?
We’re here for you. Post a question to our support forums and get answers from our community of experts.Ask the Community
If a website requires a secure connection that cannot be established, Firefox will not connect and will show you an error page. Learn more.
Enhanced Tracking Protection in Firefox automatically protects your privacy while you browse.
Learn how to make Firefox your default browser in Windows 10.
Learn about the basic features of Firefox (bookmarks, tabs, search, add-ons, page actions and more) and find links to more articles to explore.