Topics
Explore the knowledge base.
- Restore bookmarks, passwords, and data from an old Firefox profile
- Diagnose Firefox issues using Troubleshoot Mode
- Back up and restore information in Firefox profiles
- How to troubleshoot security error codes on secure websites
- How to troubleshoot time related errors on secure websites
- Website will not allow Firefox to display the page if another site has embedded it
- Accessibility features in Firefox - Make Firefox and web content work for all users
- Accessibility not available during multi-process support
- Can I use my screen reader with the new Firefox?
- How to save a web page
- How to print web pages in Firefox
- Where to find and manage downloaded files in Firefox
- How to search IMDB, Wikipedia and more from the address bar
- Search with the Firefox address bar
- Remove websites from the address bar suggestions
- Custom installation of Firefox on Windows
- Uninstall Firefox from your computer
- Install an older version of Firefox
- How to search IMDB, Wikipedia and more from the address bar
- Import bookmarks and other data from Google Chrome
- Import data from another browser
- Common Myths about Private Browsing
- Block and unblock websites with parental controls on Firefox
- Pop-up blocker settings, exceptions and troubleshooting
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 CommunityFeatured Articles
Insecure connection password warning in Firefox
Firefox will show you a "connection is not secure" warning message when a website login page is insecure and information could be stolen.
Make Firefox your default browser on Windows
Learn how to make Firefox your default Web browser on Windows 10 and Windows 11.
Add-on Badges
You’ll know if an extension is being regularly reviewed if it has one of the badges listed in this article.
Firefox options, preferences and settings
Settings panels give you access to Firefox settings. This article describes what types of settings are available in each panel.

Join Our Community
Grow and share your expertise with others. Answer questions and improve our knowledge base.