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- Restore bookmarks, passwords, and data from an old Firefox profile
- Use Troubleshoot Mode in Firefox
- Back up and restore information in Firefox profiles
- Captive portal detection
- Secure connection and security warning error pages in Firefox
- 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
- Make Firefox your default browser on Windows
- How to search IMDB, Wikipedia and more from the address bar
- Import bookmarks and other data from Google Chrome
- Insecure connection password warning in Firefox
- Block and unblock websites with parental controls on Firefox
- Pop-up blocker settings, exceptions and troubleshooting
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Captive portal detection
Description of how Firefox detects captive portal networks.
Change Firefox options, preferences and settings
Learn how to access and adjust Firefox settings, including privacy, startup behavior, downloads and more.
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You’ll know if an extension is being regularly reviewed if it has one of the badges listed in this article.
Secure connection and security warning error pages in Firefox
If a website requires a secure connection that cannot be established, Firefox will not connect and will show you an error page. Learn more.
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