KeyCommand
Alt + ←Back
BackspaceBack
Alt + →Forward
Shift + BackspaceForward
Alt + HomeHome
Ctrl + OOpen File
F5Reload
Ctrl + RReload
Ctrl + F5Reload (override cache)
Ctrl + Shift + RReload (override cache)
EscStop

Current Page

KeyCommand
TabFocus Next Link or Input Field
Shift + TabFocus Previous Link or Input Field
Page DownGo Down a Screen
Space barGo Down a Screen
Page UpGo Up a Screen
Shift + Space barGo Up a Screen
EndGo to bottom of Page
Ctrl + ↓Go to bottom of Page
HomeGo to Top of Page
Ctrl + ↑Go to Top of Page
F6Move to Next Frame, Pop-Up
Shift + F6Move to Previous Frame, Pop-Up
Ctrl + PPrint
Alt + EnterSave Focused Link
Ctrl + SSave Page As
Ctrl + +Zoom In
Ctrl + -Zoom Out
Ctrl + 0Zoom Reset

Editing

KeyCommand
Ctrl + CCopy
Ctrl + XCut
DelDelete
Ctrl + BackspaceDelete Word to the Left
Ctrl + DelDelete Word to the Right
Ctrl + ←Go one Word to the Left
Ctrl + →Go one Word to the Right
HomeGo to Beginning of Line
Ctrl + ↑Go to Beginning of Line
EndGo to End of Line
Ctrl + ↓Go to End of Line
Ctrl + HomeGo to Beginning of Text
Ctrl + EndGo to End of Text
Ctrl + VPaste
Ctrl + Shift + VPaste (as plain text)
Ctrl + YRedo
Ctrl + Shift + ZRedo
Ctrl + ASelect All
Ctrl + ZUndo
KeyCommand
Ctrl + FFind in This Page
F3Find Again
Ctrl + GFind Again
Shift + F3Find Previous
Ctrl + Shift + GFind Previous
'Quick Find within link-text only
/Quick Find
EscClose the Find or Quick Find bar
Alt + ↓Switch Search Engine
Alt + ↑Switch Search Engine
Ctrl + KFocus Address bar for Web Search (writes "? " there)
Ctrl + EFocus Address bar for Web Search (writes "? " there)
Ctrl + KFocus Search bar
Ctrl + EFocus Search bar
Ctrl + ↓Change the Default Search Engine
Ctrl + ↑Change the Default Search Engine
Alt + ↓View menu to switch, add or manage search engines
Alt + ↑View menu to switch, add or manage search engines
F4View menu to switch, add or manage search engines

Windows & Tabs

KeyCommand
Ctrl + WClose Tab
Ctrl + F4Close Tab
Ctrl + Shift + WClose Window
Alt + F4Close Window
Ctrl + TabCycle through Tabs in Recently Used Order
Ctrl + Shift + QExit
Ctrl + Page UpGo one Tab to the Left
Ctrl + Shift + Tab*Go one Tab to the Left
Ctrl + Page DownGo one Tab to the Right
Ctrl + TabGo one Tab to the Right
Ctrl + 1 to 8Go to Tab 1 to 8
Ctrl + 9Go to Last Tab
Ctrl + Shift + Page UpMove Tab Left
Ctrl + Shift + Page DownMove Tab Right
Ctrl + Shift + HomeMove Tab to start
Ctrl + Shift + EndMove Tab to end
Ctrl + MMute/Unmute Audio
Ctrl + TNew Tab
Ctrl + NNew Window
Ctrl + Shift + PNew Private Window
Alt + Shift + EnterOpen Address or Search in New Background Tab
Alt + EnterOpen Address or Search in New Foreground Tab
Shift + EnterOpen Address or Search in New Window
Ctrl + EnterOpen Search in New Background Tab
Ctrl + Shift + EnterOpen Search in New Foreground Tab
EnterOpen Focused Bookmark or Link in Current Tab
Ctrl + EnterOpen Focused Bookmark in New Foreground Tab
Ctrl + Shift + EnterOpen Focused Bookmark in New Background Tab
Ctrl + EnterOpen Focused Link in New Background Tab
Ctrl + Shift + EnterOpen Focused Link in New Foreground Tab
Shift + EnterOpen Focused Bookmark or Link in New Window
Ctrl + Shift + TabShow All Tabs
Ctrl + Shift + TUndo Close Tab
Ctrl + Shift + NUndo Close Window
Ctrl + Shift + XMoves the URL left or right (if cursor is in the address bar)

History

KeyCommand
Ctrl + HHistory sidebar
Ctrl + Shift + HLibrary window (History)
Ctrl + Shift + DelClear Recent History

Bookmarks

KeyCommand
Ctrl + Shift + DBookmark All Tabs
Ctrl + DBookmark This Page
Ctrl + BBookmarks sidebar
Ctrl + Shift + BShow/hide the Bookmarks toolbar
Ctrl + Shift + OShow All Bookmarks (Library Window)
SpaceShow List of All Bookmarks
Type the character or quickly type the character sequence.Focus Next Bookmark/Folder whose name (or sorted property) starts with a given character or character sequence

Tools

KeyCommand
Ctrl + JDownloads
Ctrl + Shift + AAdd-ons
F12Toggle Developer Tools
Ctrl + Shift + IToggle Developer Tools
Ctrl + Shift + KWeb Console
Ctrl + Shift + CInspector
Ctrl + Shift + STake a screenshot
Shift + F7Style Editor
Shift + F5Profiler
Ctrl + Shift + ENetwork
Ctrl + Shift + MResponsive Design View
Shift + F4Scratchpad
Ctrl + UPage Source
Ctrl + Shift + JBrowser Console
Ctrl + IPage Info

PDF Viewer

KeyCommand
NNext page
JNext page
Next page
PPrevious page
KPrevious page
Previous page
Ctrl + +Zoom in
Ctrl + -Zoom out
Ctrl + 0Automatic Zoom
RRotate the document clockwise
Shift + RRotate counterclockwise
Ctrl + Alt + PSwitch to Presentation Mode
SChoose Text Selection Tool
HChoose Hand Tool
Ctrl + Alt + GFocus the Page Number input box

Miscellaneous

KeyCommand
Ctrl + EnterComplete .com Address
Shift + DelDelete Selected Autocomplete Entry
F11Toggle Full Screen
Alt or F10Toggle Menu Bar activation (showing it temporarily when hidden)
F9Toggle Reader Mode
F7Caret Browsing
F6Focus Address Bar
Alt + DFocus Address Bar
Ctrl + LFocus Address Bar
F6Focus Search Field in Library
Ctrl + FFocus Search Field in Library
EscStop Autoscroll Mode
EscCancel Drag-and-Drop Operation
EscClear Search Field in Library or Sidebar
EscClose a Menu
AltClose a Menu
F10Close a Menu
Shift + F10Toggle Context Menu

Media shortcuts

KeyCommand
Space barToggle Play / Pause
Decrease volume
Increase volume
Ctrl + ↓Mute audio
Ctrl + ↑Unmute audio
Seek back 15 seconds
Ctrl + ←Seek back 10 %
Seek forward 15 seconds
Ctrl + →Seek forward 10 %
HomeSeek to the beginning
EndSeek to the end

Mouse shortcuts

KeyCommand
Alt + Scroll downBack
Alt + Scroll upForward
Ctrl + Scroll upZoom In
Ctrl + Scroll downZoom Out
Middle-click on TabClose Tab
Middle-click on LinkOpen link in new Tab
Middle-click on Tab BarNew Tab
Ctrl + Left-click linkOpen in Background Tab*
Middle-click linkOpen in Background Tab*
Ctrl + Shift + Left-clickOpen in Foreground Tab*
Shift + Middle-clickOpen in Foreground Tab*
Shift + Left-click linkOpen in New Window
Middle-click on Reload buttonDuplicate Current Tab
Ctrl + Click on Reload buttonDuplicate Current Tab
Ctrl + Drag tab or bookmarkDuplicate Tab or Bookmark
Shift + Reload buttonReload (override cache)
Alt + Left-click on linkSave Link
Drag link to Downloads buttonSave Link
Shift + Turn mouse wheel downScroll Right
Shift + Turn mouse wheel upScroll Left
Middle-click on pageStart Scroll Mode
Move mouseScroll in Scroll Mode
ClickStop Scroll Mode
Middle-clickStop Scroll Mode
Turn mouse wheelStop Scroll Mode

Opening and closing developer tools

KeyCommand
Ctrl + Shift + IOpen Toolbox (with the most recent tool activated)
Ctrl + Shift + I or F12Bring Toolbox to foreground (if the Toolbox is in a separate window and not in foreground)
Ctrl + Shift + I or F12Close Toolbox (if the Toolbox is in a separate window and in foreground)
Ctrl + Shift + KOpen Web Console
Ctrl + Shift + CToggle "Pick an element from the page" (opens the Toolbox and/or focus the Inspector tab)
Shift + F7Open Style Editor
Shift + F5Open Profiler
Ctrl + Shift + EOpen Network Monitor
Ctrl + Shift + MToggle Responsive Design Mode
Ctrl + Shift + JOpen Browser Console
Ctrl + Alt + Shift + IOpen Browser Toolbox
Shift + F4Open Scratchpad
Shift + F8Open WebIDE
Shift + F9Storage Inspector
Ctrl + Shift + ZOpen Debugger

Toolbox

KeyCommand
Ctrl + ]Cycle through tools left to right
Ctrl + [Cycle through tools right to left
F1Toggle between active tool and settings.
Ctrl + Shift + DToggle toolbox between the last 2 docking modes
EscToggle split console (except if console is the currently selected tool)
Ctrl + +Increase font size
Ctrl + -Decrease font size
Ctrl + 0Reset font size

Source editor

KeyCommand
Ctrl + J, Ctrl + GGo to line
Ctrl + FFind in file
Ctrl + ASelect all
Ctrl + XCut
Ctrl + CCopy
Ctrl + VPaste
Ctrl + ZUndo
Ctrl + Shift + Z / Ctrl + YRedo
TabIndent
Shift + TabUnindent
Alt + UpMove line(s) up
Alt + DownMove line(s) down
Ctrl + /Comment/uncomment line(s)

Page Inspector

KeyCommand
Ctrl + Shift + CInspect Element

Node picker

KeyCommand
ClickSelect the element under the mouse and cancel picker mode
Shift+ClickSelect the element under the mouse and stay in picker mode

HTML pane

KeyCommand
DeleteDelete the selected node
Ctrl + ZUndo delete of a node
Ctrl + Shift + Z / Ctrl + YRedo delete of a node
Down arrowMove to next node (expanded nodes only)
Up arrowMove to previous node
HomeMove to first node in the tree.
EndMove to last node in the tree.
Right arrowExpand currently selected node
Left arrowCollapse currently selected node
Enter(When a node is selected) move inside the node so you can start stepping through attributes.
TabStep forward through the attributes of a node
Shift + TabStep backward through the attributes of a node
Enter(When an attribute is selected) start editing the attribute
HHide/show the selected node
Ctrl + FFocus on the search box in the HTML pane
F2Edit as HTML
F2 / Ctrl +EnterStop editing HTML
Ctrl + CCopy the selected node's outer HTML
SScroll the selected node into view
EnterFind the next match in the markup, when searching is active
Shift + EnterFind the previous match in the markup, when searching is active
KeyCommand
Left arrowMove to the previous element in the breadcrumbs bar
Right arrowMove to the next element in the breadcrumbs bar
Shift + TabFocus the HTML pane
TabFocus the CSS pane

CSS pane

KeyCommand
Ctrl + FFocus on the search box in the CSS pane
EscClear search box content (only when the search box is focused, and content has been entered)
TabStep forward through properties and values
Shift + TabStep backward through properties and values
Enter or SpaceStart editing property or value (Rules view only, when a property or value is selected, but not already being edited)
Up arrow , Down arrowCycle up and down through auto-complete suggestions (Rules view only, when a property or value is being edited)
Enter or TabChoose current auto-complete suggestion (Rules view only, when a property or value is being edited)
Up arrowIncrement selected value by 1
Down arrowDecrement selected value by 1
Shift + Page UpIncrement selected value by 100
Shift + Page DownDecrement selected value by 100
Shift + Up arrowIncrement selected value by 10
Shift + Down arrowDecrement selected value by 10
Alt + Up arrow (Ctrl + Up arrow from Firefox 60 onwards.)Increment selected value by 0.1
Alt + Down arrow (Ctrl + Down arrow from Firefox 60 onwards).Decrement selected value by 0.1
Enter or SpaceShow/hide more information about current property (Computed view only, when a property is selected)
F1Open MDN reference page about current property (Computed view only, when a property is selected)
EnterOpen current CSS file in Style Editor (Computed view only, when more information is shown for a property and a CSS file reference is focused).

Debugger

KeyCommand
Ctrl + WClose current file
Ctrl + FSearch for a string in the current file
Ctrl + Shift + FSearch for a string in all files
Ctrl + GFind next in the current file
Ctrl + PSearch for scripts by name
F8Resume execution when at a breakpoint
F10Step over
F11Step into
Shift + F11Step out
Ctrl + BToggle breakpoint on the currently selected line
Ctrl + Shift + BToggle conditional breakpoint on the currently selected line

Web Console

KeyCommand
Ctrl + Shift + KOpen the Web Console
Ctrl + FSearch in the message display pane
Ctrl + ClickOpen the object inspector pane
EscClear the object inspector pane
Ctrl + Shift + KFocus on the command line
Ctrl + Shift + LClear output

Command line interpreter

KeyCommand
HomeScroll to start of console output (only if the command line is empty)
EndScroll to end of console output (only if the command line is empty)
Page upPage up through console output
Page downPage down through console output
Up arrowGo backward through command history
Down arrowGo forward through command history
F9Initiate reverse search through command history/step backwards through matching commands
Shift + F9Step forward through matching command history (after initiating reverse search)
HomeMove to the beginning of the line
EndMove to the end of the line
EnterExecute the current expression
Shift + EnterAdd a new line, for entering multiline expressions

Autocomplete popup

KeyCommand
TabChoose the current autocomplete suggestion
EscCancel the autocomplete popup
Up arrowMove to the previous autocomplete suggestion
Down arrowMove to the next autocomplete suggestion
Page upPage up through autocomplete suggestions
Page downPage down through autocomplete suggestions
HomeScroll to start of autocomplete suggestions
EndScroll to end of autocomplete suggestions

Style Editor

KeyCommand
Shift + F7Open the Style Editor
Ctrl + SpaceOpen autocomplete popup

Scratchpad

KeyCommand
Shift + F4Open the Scratchpad
Ctrl + RRun Scratchpad code
Ctrl + IRun Scratchpad code, display the result in the object inspector
Ctrl + LRun Scratchpad code, insert the result as a comment
Ctrl + ERe-evaluate current function
Ctrl + Shift + RReload the current page, then run Scratchpad code
Ctrl + SSave the pad
Ctrl + OOpen an existing pad
Ctrl + NCreate a new pad
Ctrl + WClose Scratchpad
Ctrl + PPretty print the code in Scratchpad
Ctrl + SpaceShow autocomplete suggestions
Ctrl + Shift + SpaceShow inline documentation

Eyedropper

KeyCommand
EnterSelect the current color
EscDismiss the Eyedropper
Arrow keysMove by 1 pixel
Shift + arrow keysMove by 10 pixels