This article summarizes the Firefox [[T:optionsorpreferences]] panels and what types of settings they contain. [[T:optionspreferences]] The following panels are available: __TOC__ = General panel = This panel contains {for win}options{/for}{for mac,linux}preferences{/for} for the following types of settings: ''General''<br> '''Startup'''{for not fx61}, '''Home Page'''{/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 [[Tab preferences and settings|choose how tabs 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]],{for fx65} where to [[Use Firefox in another language|choose the language to display menus, notifications, messages and other parts of the Firefox interface]],{/for} where to [[Choose display languages for multilingual web pages|choose a preferred display language for web pages]] and where you can choose to [[How do I use the Firefox spell checker?|use the Firefox spell checker]]. ''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. {for not fx63}''Network Proxy''{/for}{for fx63}''Network Settings''{/for}<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,''' '''Cookies and Site Data''', '''Forms & Passwords''', '''History''' and '''Address Bar'''{/for}{for not fx63}'''Forms & Passwords''', '''History''', '''Cookies and Site Data''', '''Address Bar''' and '''Tracking Protection'''{/for}: This is where you can control settings for the Firefox {for not fx63}[[What happened to Tracking Protection?|Tracking Protection]]{/for}{for fx63}[[Content blocking|Content Blocking]]{/for} and [[How do I turn on the Do Not Track feature?|Do Not Track]] features, manage [[Cookies - Information that websites store on your computer|website cookies]], [[Manage local site storage settings|website data storage]] and [[How to clear the Firefox cache|cached web content]], where you can set how to [[Control whether Firefox automatically fills in forms| fill in forms]] and [[Password Manager - Remember, delete, change and import saved passwords in Firefox|manage passwords]], manage your browsing, download, search and form history and set [[Awesome Bar - Search your Firefox bookmarks, history and tabs from the address bar|how the address bar works]]. ''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> '''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. = 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.

This article summarizes the Firefox Settings panels and what types of settings they contain. In the Menu bar at the top of the screen, click Firefox and then select Preferences or Settings, depending on your macOS version.Click the menu button and select Settings. The following panels are available:

General panel

This panel contains optionspreferences for the following types of settings:

General
Startup, Home Page and Tabs: This is where you can set Firefox as your default browser, change what pages open when Firefox starts, set Firefox to restore your previous session at startup and choose how tabs are opened.

Language and Appearance
Fonts & Colors and Language: This is where you can change the fonts and colors websites use, where to choose the language to display menus, notifications, messages and other parts of the Firefox interface, where to choose a preferred display language for web pages and where you can choose to use the Firefox spell checker.

Files and Applications
Downloads, Applications and Digital Rights Management (DRM) Content: This is where you can change the download folder Firefox uses to save files, change the application used or the action taken for different file types and choose whether to Watch DRM content in Firefox.

Firefox Updates
This is where you can check your update history or change update settings for Firefox.

Performance
This is where you can customize performance settings in Firefox.

Browsing
This is where you can choose settings for scrolling, using the cursor (Caret Browsing mode) or searching for text in webpages.

Network ProxyNetwork Settings
This is where you can change Firefox connection settings and set a proxy to connect to the Internet.

Search panel

This 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.

Privacy & Security panel

This panel contains optionspreferences for the following types of settings:

Browser Privacy
Content Blocking, Cookies and Site Data, Forms & Passwords, History and Address BarForms & Passwords, History, Cookies and Site Data, Address Bar and Tracking Protection: This is where you can control settings for the Firefox Tracking ProtectionContent Blocking and Do Not Track features, manage website cookies, website data storage and cached web content, where you can set how to fill in forms and manage passwords, manage your browsing, download, search and form history and set how the address bar works.

Permissions
This is where you can decide whether websites can send you Web Push notifications, show you pop-up windows and whether Firefox should warn you when websites try to install add-ons.

Firefox Data Collection and Use
This is where you can decide whether Firefox should send technical and interactive data to Mozilla, install and run studies or send crash reports to Mozilla.

Security
Deceptive Content and Dangerous Software Protection and Certificates: This is where you can view and manage website certificates and security devices and where you can block dangerous content or downloads in Firefox.

Firefox Account panel

This panel lets you set up or manage a Firefox Account, which is needed to access certain Mozilla services, including Sync. See How do I set up Sync on my computer? and How do I choose what information to sync on Firefox? for more information.