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options parameters

This article explains all of the Firefox settings available for managing your tabs.

{for win}The Tabs panel of the Options window is where you'll find all the settings related to [[Use tabs to organize lots of websites in a single window|how tabs work]].{/for}{for mac,linux}The Tabs panel of the Preferences window is where you'll find all the settings related to [[Use tabs to organize lots of websites in a single window|how tabs work]].{/for} We'll explain what all these settings do. {for fx23} {note}'''Note:''' Missing the setting to hide the tab bar? See [[How to hide the tab strip when you only have one tab]]{/note} {/for} {for not fx15} {for win,linux}[[Image:TabsPanel-Fx4Win7]]{/for}{for mac}[[Image:TabsPanel-Fx4Mac]]{/for} {/for} {for =fx15,=fx16,=fx17,=fx18,=fx19,=fx20,=fx21,=fx22} {for win,linux}[[Image:Fx 15 Tab Options - Win]]{/for}{for mac}[[Image:Fx 15 Tab Options - Mac]]{/for} {/for} {for fx23} {for win}[[Image:Fx 23 Tab Options - Win]]{/for}{for mac}[[Image:Tabs Mac Fx23]]{/for}{for linux}[[Image:Tabs Linux Fx23]]{/for} {/for} {for not fx15} * '''Open new windows in a new tab instead:''' This {for win}option{/for}{for mac,linux}preference{/for} controls whether links from other applications or from web pages which request to open them in new windows are opened in a new window or a new tab in the most recent window.{note}'''Note:''' If you have chosen to open pages in new tabs, Firefox will ignore this {for win}option{/for}{for mac,linux}preference{/for} and will open a new window from a link if the page author specified that the new window should have a specific size, because some pages can only be displayed correctly at a specific size.{/note} * '''Warn me when closing multiple tabs''': When you close a window with multiple tabs, Firefox will ask you to confirm your choice. This prevents you from accidentally closing the whole window when you intended to only close the current tab. Uncheck this {for win}option{/for}{for mac,linux}preference{/for} to disable this warning and have Firefox automatically close the window.{note}'''Note:''' This setting has no effect on the warning when closing other tabs in a window.{/note} * '''Warn me when opening multiple tabs might slow down Firefox''': When you open a large number of tabs at once, Firefox will ask you to confirm your choice. This prevents you from accidentally slowing down your system while the pages are loading. Uncheck this {for win}option{/for}{for mac,linux}preference{/for} to disable this warning. * '''Always show the tab bar''': If you're only viewing one web page in a Firefox window, the tab bar is not normally shown. Check this {for win}option{/for}{for mac,linux}preference{/for} to always show the tab bar, including when only the Firefox window contains only one page. * '''When I open a link in a new tab, switch to it immediately''': When you middle-click on a Web link (or hold down {for win,linux}{key Ctrl}{/for}{for mac}{key command}{/for} while clicking with the left mouse button), the page will be opened in a new tab. That page will not be displayed and will load in a background tab. Check this {for win}option{/for}{for mac,linux}preference{/for} to load and display the page in a new foreground tab instead. * '''Show tab previews in the Windows taskbar''': When you move your pointer over the Firefox icon in the Windows 7 taskbar, Windows will show you a preview of the Firefox window. With this option check marked, Windows will show you a separate preview for each tab. {/for} {for =fx15,=fx16} * '''Open new windows in a new tab instead:''' This {for win}option{/for}{for mac,linux}preference{/for} controls whether links from other applications or from web pages which request to open them in new windows are opened in a new window or a new tab in the most recent window.{note}'''Note:''' If you have chosen to open pages in new tabs, Firefox will ignore this {for win}option{/for}{for mac,linux}preference{/for} and will open a new window from a link if the page author specified that the new window should have a specific size, because some pages can only be displayed correctly at a specific size.{/note} * '''Warn me when closing multiple tabs''': When you close a window with multiple tabs, Firefox will ask you to confirm your choice. This prevents you from accidentally closing the whole window when you intended to only close the current tab. Uncheck this {for win}option{/for}{for mac,linux}preference{/for} to disable this warning and have Firefox automatically close the window.{note}'''Note:''' This setting has no effect on the warning when closing other tabs in a window.{/note} * '''Warn me when opening multiple tabs might slow down Firefox''': When you open a large number of tabs at once, Firefox will ask you to confirm your choice. This prevents you from accidentally slowing down your system while the pages are loading. Uncheck this {for win}option{/for}{for mac,linux}preference{/for} to disable this warning. * '''Always show the tab bar''': If you're only viewing one web page in a Firefox window, the tab bar is not normally shown. Check this {for win}option{/for}{for mac,linux}preference{/for} to always show the tab bar, including when only the Firefox window contains only one page. *'''Don't load tabs until selected''': Firefox will only load the active tab when it starts or restores your previous session. This can make startup much faster if you are restoring many tabs. The other open tabs will be loaded as you click on them. * '''When I open a link in a new tab, switch to it immediately''': When you middle-click on a Web link (or hold down {for win,linux}{key Ctrl}{/for}{for mac}{key command}{/for} while clicking with the left mouse button), the page will be opened in a new tab. That page will not be displayed and will load in a background tab. Check this {for win}option{/for}{for mac,linux}preference{/for} to load and display the page in a new foreground tab instead. * '''Show tab previews in the Windows taskbar''': When you move your pointer over the Firefox icon in the Windows 7 taskbar, Windows will show you a preview of the Firefox window. With this option check marked, Windows will show you a separate preview for each tab. {/for} {for =fx17,=fx18,=fx19,=fx20,=fx21,=fx22} * '''Open new windows in a new tab instead:''' This {for win}option{/for}{for mac,linux}preference{/for} controls whether links from other applications or from web pages which request to open them in new windows are opened in a new window or a new tab in the most recent window.{note}'''Note:''' If you have chosen to open pages in new tabs, Firefox will ignore this {for win}option{/for}{for mac,linux}preference{/for} and will open a new window from a link if the page author specified that the new window should have a specific size, because some pages can only be displayed correctly at a specific size.{/note} * '''Warn me when closing multiple tabs''': When you close a window with multiple tabs, Firefox will ask you to confirm your choice. This prevents you from accidentally closing the whole window when you intended to only close the current tab. Uncheck this {for win}option{/for}{for mac,linux}preference{/for} to disable this warning and have Firefox automatically close the window.{note}'''Note:''' This setting has no effect on the warning when closing other tabs in a window.{/note}If you want to disable the warning when closing other tabs, set a preference to false: *#[[T:aboutconfig]] *#In the '''Search''' field box at the top, type '''browser.tabs.warnOnCloseOtherTabs'''. *# Double-click the {pref browser.tabs.warnOnCloseOtherTabs} preference to set its value to '''{pref false}'''. * '''Warn me when opening multiple tabs might slow down Firefox''': When you open a large number of tabs at once, Firefox will ask you to confirm your choice. This prevents you from accidentally slowing down your system while the pages are loading. Uncheck this {for win}option{/for}{for mac,linux}preference{/for} to disable this warning. * '''Always show the tab bar''': If you're only viewing one web page in a Firefox window, the tab bar is not normally shown. Check this {for win}option{/for}{for mac,linux}preference{/for} to always show the tab bar, including when only the Firefox window contains only one page. *'''Don't load tabs until selected''': Firefox will only load the active tab when it starts or restores your previous session. This can make startup much faster if you are restoring many tabs. The other open tabs will be loaded as you click on them. * '''When I open a link in a new tab, switch to it immediately''': When you middle-click on a Web link (or hold down {for win,linux}{key Ctrl}{/for}{for mac}{key command}{/for} while clicking with the left mouse button), the page will be opened in a new tab. That page will not be displayed and will load in a background tab. Check this {for win}option{/for}{for mac,linux}preference{/for} to load and display the page in a new foreground tab instead. {for win} * '''Show tab previews in the Windows taskbar''': When you move your pointer over the Firefox icon in the Windows 7 taskbar, Windows will show you a preview of the Firefox window. With this option check marked, Windows will show you a separate preview for each tab. {/for} {/for} {for fx23} * '''Open new windows in a new tab instead:''' This {for win}option{/for}{for mac,linux}preference{/for} controls whether links from other applications or from web pages which request to open them in new windows are opened in a new window or a new tab in the most recent window.{note}'''Note:''' If you have chosen to open pages in new tabs, Firefox will ignore this {for win}option{/for}{for mac,linux}preference{/for} and will open a new window from a link if the page author specified that the new window should have a specific size, because some pages can only be displayed correctly at a specific size.{/note} * '''Warn me when closing multiple tabs''': When you close a window with multiple tabs, Firefox will ask you to confirm your choice. This prevents you from accidentally closing the whole window when you intended to only close the current tab. Uncheck this {for win}option{/for}{for mac,linux}preference{/for} to disable this warning and have Firefox automatically close the window.{note}'''Note:''' This setting has no effect on the warning when closing other tabs in a window.{/note}If you want to disable the warning when closing other tabs, set a preference to false: *#[[T:aboutconfig]] *#In the '''Search''' field box at the top, type '''browser.tabs.warnOnCloseOtherTabs'''. *# Double-click the {pref browser.tabs.warnOnCloseOtherTabs} preference to set its value to '''{pref false}'''. * '''Warn me when opening multiple tabs might slow down Firefox''': When you open a large number of tabs at once, Firefox will ask you to confirm your choice. This prevents you from accidentally slowing down your system while the pages are loading. Uncheck this {for win}option{/for}{for mac,linux}preference{/for} to disable this warning. *'''Don't load tabs until selected''': Firefox will only load the active tab when it starts or restores your previous session. This can make startup much faster if you are restoring many tabs. The other open tabs will be loaded as you click on them. * '''When I open a link in a new tab, switch to it immediately''': When you middle-click on a Web link (or hold down {for win,linux}{key Ctrl}{/for}{for mac}{key command}{/for} while clicking with the left mouse button), the page will be opened in a new tab. That page will not be displayed and will load in a background tab. Check this {for win}option{/for}{for mac,linux}preference{/for} to load and display the page in a new foreground tab instead. {for win} * '''Show tab previews in the Windows taskbar''': When you move your pointer over the Firefox icon in the Windows 7 taskbar, Windows will show you a preview of the Firefox window. With this option check marked, Windows will show you a separate preview for each tab. {/for} {/for} [[Template:ShareArticle|link=http://mzl.la/NYAqqK]]