Navigation
Command Shortcut
Back Alt + ←
Backspace
Forward Alt + →
Shift + Backspace
Home Alt + Home
Open File Ctrl + O
Reload F5
Ctrl + R
Reload (override cache) Ctrl + F5
Ctrl + Shift + R
Stop Esc
Current Page
Command Shortcut
Go Down a Screen Page Down
Go Up a Screen Page Up
Go to Bottom of Page End
Go to Top of Page Home
Move to Next Frame F6
Move to Previous Frame Shift + F6
Print Ctrl + P
Save Page As Ctrl + S
Zoom In Ctrl + +
Zoom Out Ctrl + –
Zoom Reset Ctrl + 0
Editing
Command Shortcut
Copy Ctrl + C
Cut Ctrl + X
Delete Del
Paste Ctrl + V
Paste (as plain text) Ctrl + Shift + V
Redo Ctrl + Y
Select All Ctrl + A
Undo Ctrl + Z
Search
Command Shortcut
Find Ctrl + F
Find Again F3
Ctrl + G
Find Previous Shift + F3
Ctrl + Shift + G
Quick Find within link-text only ‘
Quick Find /
Ctrl + E
Quickly switch between search engines Ctrl + ↑
Ctrl + ↓ – when Search Bar is focused
View menu to switch, add or manage search engines
Alt + ↑
Alt + ↓
F4 – when Search Bar is focused
Windows & Tabs
Command Shortcut
Close Tab Ctrl + W
Ctrl + F4 – except for App Tabs
Close Window Ctrl + Shift + W
Alt + F4
Move Tab in focus Left Ctrl + Shift + Page Up
Move Tab in focus Right Ctrl + Shift + Page Down
Move Tab in focus to start Ctrl + Home
Mute/Unmute Audio Ctrl + M
New Tab Ctrl + T
New Window Ctrl + N
New Private Window Ctrl + Shift + P
Next Tab Ctrl + Tab
Ctrl + Page Down
Open Address in New Tab Alt + Enter – from Location Bar or Search Bar
Previous Tab Ctrl + Shift + Tab
Ctrl + Page Up
Undo Close Tab Ctrl + Shift + T
Undo Close Window Ctrl + Shift + N
Select Tab 1 to 8 Ctrl + 1to8
Select Last Tab Ctrl + 9
Tab Groups View Ctrl + Shift + E
Close Tab Groups View Esc
Next Tab Group Ctrl + ` – only for some keyboard layouts
Previous Tab Group Ctrl + Shift + ` – only for some keyboard layouts
History
Command Shortcut
History sidebar Ctrl + H
Library window (History) Ctrl + Shift + H
Clear Recent History Ctrl + Shift + Del
Bookmarks
Command Shortcut
Bookmark All Tabs Ctrl + Shift + D
Bookmark This Page Ctrl + D
Bookmarks sidebar Ctrl + B
Ctrl + I
Library window (Bookmarks) Ctrl + Shift + B
Tools
Command Shortcut
Downloads Ctrl + J
Add-ons Ctrl + Shift + A
Toggle Developer Tools F12
Ctrl + Shift + I
Web Console Ctrl + Shift + K
Inspector Ctrl + Shift + C
Debugger Ctrl + Shift + S
Style Editor Shift + F7
Profiler Shift + F5
Network Ctrl + Shift + Q
Developer Toolbar Shift + F2
Responsive Design View Ctrl + Shift + M
Scratchpad Shift + F4
Page Source Ctrl + U
Browser Console Ctrl + Shift + J
PDF Viewer
Next page N or J or →
Previous page P or K or ←
Zoom in Ctrl + +
Zoom out Ctrl + –
Automatic Zoom Ctrl + 0
Rotate the document clockwise R
Rotate counterclockwise Shift + R
Switch to Presentation Mode Ctrl + Alt + P
Toggle Hand Tool H
Focus the Page Number input box Ctrl + Alt + G
Miscellaneous
Command Shortcut
Complete .com Address Ctrl + Enter
Complete .net Address Shift + Enter
Complete .org Address Ctrl + Shift + Enter
Delete Selected Autocomplete Entry Del
Toggle Full Screen F11
Toggle Menu Bar activation (showing it temporarily when hidden) Alt or F10
Show/Hide Add-on Bar Ctrl + /
Select Location Bar F6
Alt + D
Ctrl + L
Media shortcuts
Command Shortcut
Toggle Play / Pause Space bar
Decrease volume ↓
Increase volume ↑
Mute audio Ctrl + ↓
Unmute audio Ctrl + ↑
Seek back 15 seconds ←
Seek back 10 % Ctrl + ←
Seek forward 15 seconds →
Seek forward 10 % Ctrl + →
Seek to the beginning Home
Seek to the end End
Developer shortcuts
Command Windows OS X Linux
Open the Inspector Ctrl + Shift + C Cmd + Opt + C Ctrl + Shift + C
HTML panel
Command Windows OS X Linux
Delete the selected node Delete Delete Delete
Undo delete of a node Ctrl + Z Cmd + Z Ctrl + Z
Redo delete of a node Ctrl + Shift + Z / Ctrl + Y Cmd + Shift + Z / Cmd + Y Ctrl + Shift + Z / Ctrl + Y
Move to next node (expanded nodes only) Down arrow Down arrow Down arrow
Move to previous node Up arrow Up arrow Up arrow
Expand currently selected node Right arrow Right arrow Right arrow
Collapse currently selected node Right arrow Right arrow Right arrow
Step forward through the attributes of a node Tab Tab Tab
Step backward through the attributes of a node Shift + Tab Shift + Tab Shift + Tab
Start editing the selected attribute Enter Enter Enter
Hide/show the selected node H H H
Focus on the search box in the HTML pane Ctrl + F Cmd + F Ctrl + F
Edit as HTML F2 F2 F2
Copy the selected node’s outer HTML (new in Firefox 42) Ctrl + C Cmd + C Ctrl + C
Scroll the selected node into view (new in Firefox 44) S S S
Find the next match in the markup, when searching is active Enter Enter Enter
Find the previous match in the markup, when searching is active (new in Firefox 48) Shift + Enter Shift + Enter Shift + Enter
CSS panel
Command Windows OS X Linux
Step forward through properties and values Tab Tab Tab
Step backwards through properties and values Shift + Tab Shift + Tab Shift + Tab
Increment selected value by one Up arrow Up arrow Up arrow
Decrement selected value by one Down arrow Down arrow Down arrow
Increment selected value by 10 Shift + Up arrow Shift + Up arrow Shift + Up arrow
Decrement selected value by 10 Shift + Down arrow Shift + Down arrow Shift + Down arrow
Increment selected value by 0.1 Alt + Up arrow Opt + Up arrow Alt + Up arrow
Decrement selected value by 0.1 Alt + Down arrow Opt + Down arrow Alt + Down arrow
Global shortcuts
Command Windows OS X Linux
Increase font size Ctrl + + Cmd + + Ctrl + +
Decrease font size Ctrl + – Cmd + – Ctrl + –
Reset font size Ctrl + 0 Cmd + 0 Ctrl + 0
Source Firefox