Firefox has become a favorite browser for computer users across all platforms. To use it more efficiently, the creators built a number of keyboard shortcuts. Here is a list of shortcuts for Mac and Linux operating systems. Often, the Mac shortcut is the same as the Windows shortcut, replacing Ctrl with Cmd. There are also a number of shortcuts designed for Firefox developers.
Browser Management
These shortcuts will help users manage the browser itself, including the bookmarking pages and using Firefox's options in an optimal way.
| Actions | Mac OS X | Linux |
| Help | n/a | F1 |
| Add Bookmark | Cmd + D | Ctrl + D |
| Bookmarks Sidebar (toggle) | Cmd + B | Ctrl + B |
| Browsing History (toggle) | Cmd + Shift + H | Ctrl + H |
| Download History | Cmd + J | Ctrl + Y |
Page Manipulation
These shortcuts are designed to help the user manipulate the page and access actions that otherwise require right-clicking or accessing the File tab.
| Actions | Mac OS X | Linux |
| Zoom in (full page) | Cmd + + | Ctrl + + Ctrl + Scroll down |
| Zoom out (full page) | Cmd + - | Ctrl + - Ctrl + Scroll up |
| Restore page to default view | Cmd + 0 | Ctrl + 0 |
| Print page | Cmd + P | Ctrl + P |
| Reload page | F5 Cmd + R | F5 Ctrl + R |
| Stop page from loading | Esc Cmd + . | Esc |
| Save page as | Cmd + S | Ctrl + S |
| Page source | Cmd + U | Ctrl + U |
| Page info | Cmd + I | Ctrl + I |
Page Navigation
These shortcuts help the user use the actual Web page itself within Firefox, including quick scrolling and navigating.
| Action | Mac OS X | Linux |
| Move down one line | ⇩ (down arrow) | ⇩ (down arrow) Alt + Scroll down |
| Move up one line | ⇧ (up arrow) | ⇧ (up arrow) Alt + Scroll up |
| Move down one full screen | PageDown Spacebar | PageDown Spacebar Shift + Backspace |
| Move up one full screen | PageUp Shift + Spacebar | PageUp Shift + Spacebar Backspace |
| Go to the bottom of page | End | End |
| Go to the top of the page | Home | Home |
| Move to the next frame | F6 | F6 |
| Move to the previous frame | Shift + F6 | Shift + F6 |
Web Navigation
Within the browser, these shortcuts help navigate the Web and move from Web page to Web page.
| Shortcut | Mac OS X | Linux |
| Open default home page | Option + Home | Alt + Home |
| Back | Cmd + ⇦ (left arrow) Cmd + [ Delete | Alt + ⇦ (left arrow) Ctrl + [ Shift + Scroll down |
| Forward | Cmd + ⇨ (right arrow) Cmd + ] | Alt + ⇨ (right arrow) Ctrl + ] Shift + Scroll up |
| Open link | Return Click | Enter Click |
| Open link in new window | Shift + Return Shift + Click | Shift + Enter Shift + Click |
| Save link target as | Option + Return | Alt + Enter |
| Open new tab | Cmd + T Double-Click on Tab Bar | Ctrl + T Double-Click on Tab Bar |
| Close tab (close window if only one tab) | Cmd + W Cmd + F4 | Ctrl + W Ctrl + F4 Middle-click on Tab |
| Undo close tab | Cmd + Shift + T | Ctrl + Shift + T |
| Next tab | Ctrl + Tab Ctrl + PageDown | Ctrl + Tab Ctrl + PageDown |
| Previous tab | Ctrl + Shift + Tab Ctrl + PageUp | Ctrl + Shift + Tab Ctrl + PageUp |
| Open new window | Cmd + N | Ctrl + N |
| Close window | Cmd + Shift + W Option + F4 | Ctrl + Shift + W Alt + F4 |