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
- Website will not allow Firefox to display the page if another site has embedded it
- Secure connection failed and Firefox did not connect
- Firefox uses too much memory or CPU resources - How to fix
- 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
- Add-on Badges
- Make Firefox your default browser on Windows
- How to search IMDB, Wikipedia and more from the address bar
- 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
Make Firefox your default browser on Windows
Learn how to make Firefox your default Web browser on Windows 10 and Windows 11.
How to troubleshoot time related errors on secure websites
Learn why you might see time-related errors on HTTPS websites and how you can troubleshoot these errors by correcting your system clock.
Secure connection failed and Firefox did not connect
If a website requires a secure connection that cannot be established, Firefox will not connect and will show you an error page. Learn more.
Manage local site storage settings
Learn about local storage, how to access storage settings, remove site data or set exceptions for websites to store data in Firefox.
Join Our Community
Grow and share your expertise with others. Answer questions and improve our knowledge base.