Firefox FAQs
From MozillaZine Knowledge Base
This article lists frequently-asked questions (FAQs) about Firefox, organized by subject, and may include links to MozillaZine forum topics and other external sources in addition to Knowledge Base articles. If you don't find an answer here, you can try the Firefox Help menu's Help Contents, use the Knowledge Base Search function or browse all articles in the Category:Firefox.
General
- How do I install Firefox? Firefox 1.5: Installation Guidelines & Common Questions
- Where can I download older Firefox versions such as Firefox 1.0.8 (English-US) for Windows or Mac OS X?
- How do I set Firefox (or another browser) as the default browser?
- Should I uninstall Internet Explorer or can I make it more secure?
- How do I create a desktop shortcut to a webpage, like in Internet Explorer?
- How do I integrate Firefox with Outlook Express?
- How do I make Firefox dial (connect) automatically in Windows?
- How do I make MSN Messenger open links in Firefox?
- How do I completely uninstall Firefox?
Bookmarks
- How do I import bookmarks from a file, or from Internet Explorer, MSN Explorer, Opera or Safari?
- Where are my bookmarks stored and how do I recover lost bookmarks?
- How do I alphabetize bookmarks?
- How do I share bookmarks among multiple profiles or store them in a different location? more
- What are "Live Bookmarks"?
Profiles
- Where is the Firefox profile folder and what does it contain?
- What is the Firefox Profile Manager and how do I access it?
- How do I transfer profile data such as bookmarks and passwords to a new profile?
- How do I back up my profile?
- Can I share the same profile on dual boot machines, or transfer it to different machines?
Internet Search
- How do I use the Search Bar or add new search engines?
- How do I remove search engines I don't need?
- How do I change the order of the search engines?
- How do I resize the Search Bar?
- How do I Search for related pages?
Extensions and Themes
- What are extensions and where do I download them?
- how do I install extensions or update them?
- How do I uninstall extensions?
- How do I make Firefox extensions?
- What are themes and how do I unstall a new theme?
Plugins
- What is a plugin? PluginDoc information and downloads
- Where can I test my plugins?
- How do I install or enable Java if it isn't working?
- How do I get the Flash or Shockwave plugins working on Firefox?
- How do I install or enable the Quicktime or Quicktime Alternative browser plugins on Windows?
- How do I install Real Player or Real Alternative?
- How do I get the Windows Media Player plugin working in Firefox?
- What is ActiveX and can I use it in Firefox?
- How do I speed up the Adobe Reader plugin, or how do I disable it and force PDF files to open externally?
- Complete Quicktime/Real/Windows Media Player/Adobe Guide for Windows Users
Privacy and security
- What are cookies and where are they stored?
- What is a master password and how do I set a master password or change the settings?
- How do I block objectionable content?
- How do I delete "autocomplete" entries from the Location Bar, the Search Bar and some form fields on web pages?
- How can I set security policies to restrict or disable certain security settings or limit what websites can do via JavaScript?
- What kind of encryption does Firefox use?
- Where can I see a list of Firefox vulnerabilities?
- What is that small golden lock icon at the bottom of the screen? Why does it sometimes have a red slash over it?
Configuring and Customizing Firefox
- How do I edit my configuration files?
- What is the user.js file? What are the userChrome.css and userContent.css files?
- What is about:config and what do the about:config entries represent?
- How do I customize my toolbars or use multiple bookmark toolbars?
- How do I disable the autocomplete dropdown? How do I enable inline autocomplete?
- How do I enable or disable JavaScript or allow only certain sites to use JavaScript?
- How do I prevent websites from disabling new window features?
- How do I change the keybindings to configure keyboard shortcuts? How do I use Emacs keybindings?
- How do I find the Firefox disk cache or change its location?
Miscellaneous
- What is Firefox Safe Mode and how do I access it to restore default settings or diagnose problems?
- How do I use Software Update in Firefox 1.5?
- How can I make Firefox load more quickly using Preloader for Windows or Prelink for Linux ?
- How do I run more than one instance in Linux?
- How do I set Windows to display Chinese, Japanese or Korean characters?
- What font does Firefox use in its logo?
- What are the accessibility features of Firefox for disabled, blind or visually impaired users?
