Firefox options, preferences and settings

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Note: The information in this article applies to Firefox version 55 and below. Firefox OptionsPreferences panels have been reorganized starting in version 56.

This article summarizes the Firefox OptionsPreferences panels and what types of settings they contain. Click the menu button New Fx Menu and choose Options.Preferences. The following panels are available:

General panel

The General panel contains optionspreferences related to the most commonly used settings, such as what you first see when Firefox starts and where Firefox saves file downloads. For more information, see Startup, home page, tabs, and download settings.

Search panel

The Search panel contains optionspreferences related to the search engine Firefox uses by default and other search settings. For more information, see Change your default search settings in Firefox.

Content panel

The Content panel contains optionspreferences related to how websites are displayed. For more information, see Settings for web content, pop-ups, fonts, and languages.

Applications panel

The Applications panel lets you decide how Firefox should handle different types of files. It shows you a list of content types and lets you select an action for each type, such as opening with an application or saving the file. For more information, see Applications panel - Set how Firefox handles different types of files.

Privacy panel

The Privacy panel contains optionspreferences related to your privacy. As you browse the web, information on where you have been, what pages you have visited, etc. are stored here. For more information, see Settings for privacy, browsing history and do-not-track.

Security panel

The Security panel contains optionspreferences related to keeping your web browsing safe. For more information, see Security and passwords settings.

Sync panel

The Sync panel lets you set up or manage a Firefox Sync account. Firefox Sync is a service that lets you synchronize your bookmarks, history, passwords and open tabs with another copy of Firefox – like one on another computer or on a mobile phone. For more information, see How do I set up Sync on my computer? and How do I choose what types of information to sync on Firefox?.

Advanced panel

The Advanced panel contains optionspreferences for settings that aren't used that often, such as clearing the disk cache, proxy settings, settings for Firefox updates, and various advanced settings that only certain people may need. For more information, see Advanced panel - Accessibility, browsing, network, updates, and other advanced settings in Firefox.

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