Firefox FAQs

From MozillaZine Knowledge Base

This list of frequently-asked questions (FAQs) about Firefox is organized by subject and may include links to MozillaZine forum topics and other sources in addition to Knowledge Base articles. If you don't find an answer below, open the Help Contents from the Firefox menu, use the Knowledge Base Search function, or browse all articles in the Category:Firefox.

1 General
2 Bookmarks and browsing history
3 Profiles
4 Internet search
5 Extensions and themes
6 Plugins
7 Privacy and security
8 Configuring and customizing Firefox
9 Other
10 See also

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General

How do I install Firefox? How do I completely uninstall Firefox?
Can I have both Firefox 2 and Firefox 3 installed at the same time?
What's new in Firefox 3? (more here)
Where can I download Firefox 2 or older Firefox versions?
How do I set Firefox (or another browser) as the default browser?
How do I use or configure the Software Update feature to update Firefox?
Can I uninstall Internet Explorer or can I make it more secure?
How do I make Firefox dial (connect) automatically in Windows?
How do I make MSN Messenger open links in Firefox?

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Bookmarks and browsing history

Where are my bookmarks stored?
How do I import bookmarks from a file, or from Internet Explorer, MSN Explorer, Opera, Netscape or Safari?
How do I export bookmarks to a file?
How do I back up and restore my Firefox bookmarks?
Can I share bookmarks among multiple profiles or store them in a different location? (more here for Firefox 3).
How do I use the "Live Bookmarks" feature in Firefox to add RSS feeds?
How can I alphabetically sort or rearrange my list of bookmarks?
How can I view my browsing history or sort it differently?

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Plugins

What is a plugin? PluginDoc information and downloads
Where can I test my plugins?
How can I find out which plugins Firefox is detecting?
How do I install Java or get it working?
How do I get the Flash or Shockwave plugins working?
How do I install or enable the Quicktime browser plugins on Windows?
How do I install RealPlayer or Real Alternative ?
How do I install or get the Windows Media Player plugin working?
The ActiveX plugin doesn't work in Firefox 2 so how do I remove it?
How can I fix problems with the Adobe Reader plugin or other PDF viewer?
How can I fix other issues related to plugins?

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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?
How do I allow only certain sites to use 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?