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The Options/Preferences panels give you access to Firefox settings. This article describes what types of settings are available in each panel.

This article summarizes the Firefox [[T:optionsorpreferences]] panels and what types of settings they contain. [[T:optionspreferences]] The following panels are available: __TOC__ {for fx56} = General panel = This panel contains {for win}options{/for}{for mac,linux}preferences{/for} for the following types of settings: ''General''<br> '''Startup'''{for fx57}{for not fx61}, '''Home Page'''{/for}{/for} and '''Tabs''': This is where you can [[Make Firefox your default browser|set Firefox as your default browser]]{for not fx61}, change [[How to set the home page|what pages open when Firefox starts]]{/for}{for fx61}, set Firefox to [[Restore previous session - Configure when Firefox shows your most recent tabs and windows|restore your previous session]] at startup{/for} and choose how tabs or windows are opened. ''Language and Appearance''<br> '''Fonts & Colors''' and '''Language''': This is where you can [[Change the fonts and colors websites use|Change the fonts and colors websites use]], choose a language and [[How do I use the Firefox spell checker?|choose whether Firefox uses spell-checking]]. ''Files and Applications''<br> '''Downloads''', '''Applications''' and '''Digital Rights Management (DRM) Content''': This is where you can [[Where to find and manage downloaded files in Firefox#w_change-where-downloads-are-saved|change the download folder Firefox uses]] to save files, [[Change what Firefox does when you click on or download a file|change the application used or the action taken]] for different file types and choose whether to [[Watch DRM content on Firefox|Watch DRM content in Firefox]]. ''Firefox Updates''<br> This is where you can check your update history or change update settings for Firefox. ''Performance''<br> This is where you can customize [[Firefox's performance settings|performance settings]] in Firefox. ''Browsing''<br> This is where you can choose settings for scrolling, using the cursor (Caret Browsing mode) or searching for text in webpages. ''Network Proxy''<br> This is where you can change [[Connection settings in Firefox|Firefox connection settings]] and set a proxy to connect to the Internet. {for fx61} = Home panel = This panel contains {for win}options{/for}{for mac,linux}preferences{/for} for the following types of settings: ''New Windows and Tabs''<br> These settings allow you to choose what you see when you open your [[How to set the home page|home page]], a new Firefox window or a new tab. You can set your home page to the [[About the New Tab page|default Firefox homepage]], a blank page or a custom URL; you can set new tabs to open the default Firefox home page or a blank page. ''Firefox Home Content''<br> These settings allow you to [[Hide or display content in New Tab| hide or display features of the default Firefox homepage or New Tab page]], including Web Search, Top Sites, Recommended by Pocket, Snippets from Mozilla and Highlights. For more information about these features, see [[About the New Tab page]] and [[Customize the New Tab page]]. {/for} = Search panel = This panel contains {for win}options{/for}{for mac,linux}preferences{/for} related to the search engine Firefox uses by default and other search settings. For more information, see [[Change your default search settings in Firefox]]. = Privacy & Security panel = This panel contains {for win}options{/for}{for mac,linux}preferences{/for} for the following types of settings:<br> ''Browser Privacy''<br> {for fx63}'''Content Blocking''', {/for}{for fx60}'''Cookies and Site Data''', '''Address Bar''', {/for}'''Forms & Passwords''', {for fx63}and {/for}'''History'''{for not fx60}, '''Address Bar''', '''Cached Web Content''',{/for}{for =fx57,=fx58,=fx59}, '''Site Data''',{/for}{for not fx63} and '''Tracking Protection'''{/for}: This is where you can [[Control whether Firefox automatically fills in forms|control what Firefox fills into forms]] and [[Password Manager - Remember, delete, change and import saved passwords in Firefox|manage passwords]], where you set how Firefox handles your browsing, download, search and form history{for not fx60} and [[Cookies - Information that websites store on your computer|website cookies]]{/for}, {for not fx60}where you set [[Awesome Bar - Search your Firefox bookmarks, history and tabs from the address bar|how the address bar works]], where you can [[How to clear the Firefox cache|clear the Firefox cache]],{/for}{for fx57} where you can [[Manage local site storage settings|manage website data storage]],{/for} {for fx60}[[Cookies - Information that websites store on your computer|website cookies]], and [[How to clear the Firefox cache|clear cached web content]], where you set [[Awesome Bar - Search your Firefox bookmarks, history and tabs from the address bar|how the address bar works]], {/for} and where you can control settings for the Firefox {for not fx63}[[Content Blocking (Tracking Protection)|Tracking Protection]]{/for}{for fx63}[[Content Blocking (Tracking Protection)|Content Blocking (Tracking Protection)]]{/for} and [[How do I turn on the Do Not Track feature?|Do Not Track]] features. ''Permissions''<br> This is where you can decide whether websites can send you [[Web Push notifications in Firefox|Web Push notifications]], show you [[Pop-up blocker settings, exceptions and troubleshooting|pop-up windows]] and whether Firefox should warn you when websites try to [[Find and install add-ons to add features to Firefox|install add-ons]]. ''Firefox Data Collection and Use''<br> This is where you can decide whether Firefox should [[Share telemetry data with Mozilla to help improve Firefox|send technical and interactive data]] to Mozilla, [[About SHIELD Studies|install and run studies]] or send [[Mozilla Crash Reporter|crash reports]] to Mozilla. ''Security''<br> {for =fx56}'''Phishing Protection''', '''Certificates''', and '''Offline Web Content and User Data''': This is where you can decide whether to [[How does built-in Phishing and Malware Protection work?|block dangerous content or downloads]] in Firefox, view and manage [[Secure Website Certificate|website certificates]] and security devices, and where you can [[Manage local site storage settings|manage website data storage]].{/for} {for fx57}'''Deceptive Content and Dangerous Software Protection''' and '''Certificates''': This is where you can view and manage [[Secure Website Certificate|website certificates]] and security devices and where you can [[How does built-in Phishing and Malware Protection work?|block dangerous content or downloads]] in Firefox.{/for} = Firefox Account panel = This panel lets you set up or manage a Firefox Account, which is needed to [[Access Mozilla Services with Firefox Accounts|access certain Mozilla services]], including Sync. See [[How do I set up Sync on my computer?]] and [[How do I choose what types of information to sync on Firefox?]] for more information. {/for} {for not fx56} = General panel = This panel contains {for win}options{/for}{for mac,linux}preferences{/for} 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 = This panel contains {for win}options{/for}{for mac,linux}preferences{/for} 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 = This panel contains {for win}options{/for}{for mac,linux}preferences{/for} related to how websites are displayed. For more information, see [[Settings for web content, pop-ups, fonts, and languages]]. = Applications panel = This panel lets you decide how Firefox should [[Change what Firefox does when you click on or download a file|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 = This panel contains {for win}options{/for}{for mac,linux}preferences{/for} 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 = This panel contains {for win}options{/for}{for mac,linux}preferences{/for} related to keeping your web browsing safe. For more information, see [[Security and passwords settings]]. = Sync panel = This 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 = This panel contains {for win}options{/for}{for mac,linux}preferences{/for} for settings that aren't used that often, such as clearing the disk cache, certificate settings, 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]]. {/for}