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- Recover important data from an old profile
- Diagnose Firefox issues using Troubleshoot Mode
- Back up and restore information in Firefox profiles
- Captive portal detection
- 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
- Update Firefox to the latest release
- Custom installation of Firefox on Windows
- Uninstall Firefox from your computer
- Add-on Badges
- Make Firefox your default browser on Windows
- How to search IMDB, Wikipedia and more from the address bar
- Block and unblock websites with parental controls on Firefox
- Pop-up blocker settings, exceptions and troubleshooting
- Use a Primary Password to protect stored logins and passwords
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Add-on Badges
You’ll know if an extension is being regularly reviewed if it has one of the badges listed in this article.
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.
Captive portal detection
Description of how Firefox detects captive portal networks.
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.
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