| Command | Windows | OS X | Linux | 
|---|---|---|---|
| Open the Web Console | Ctrl + Shift + K | Cmd + Opt + K | Ctrl + Shift + K | 
| Search in the message display pane | Ctrl + F | Cmd + F | Ctrl + F | 
| Clear the object inspector pane | Escape | Escape | Escape | 
| Focus on the command line | Ctrl + Shift + K | Cmd + Opt + K | Ctrl + Shift + K | 
| Clear output | Ctrl + L From Firefox 44: Ctrl + Shift + L | Ctrl + L | Ctrl + L From Firefox 44: Ctrl + Shift + L | 
Command line interpreter
These shortcuts apply when you're in the command line interpreter.
| Command | Windows | OS X | Linux | 
|---|---|---|---|
| Scroll to start of console output (only if the command line is empty) | Home | Home | Home | 
| Scroll to end of console output (only if the command line is empty) | End | End | End | 
| Page up through console output | Page up | Page up | Page up | 
| Page down through console output | Page down | Page down | Page down | 
| Go backward through command history | Up arrow | Up arrow | Up arrow | 
| Go forward through command history | Down arrow | Down arrow | Down arrow | 
| Move to the beginning of the line | Home | Ctrl + A | Ctrl + A | 
| Move to the end of the line | End | Ctrl + E | Ctrl + E | 
| Execute the current expression | Enter | Return | Enter | 
| Add a new line, for entering multiline expressions | Shift + Enter | Shift + Return | Shift + Enter | 
Autocomplete popup
These shortcuts apply while the autocomplete popup is open:
| Command | Windows | OS X | Linux | 
|---|---|---|---|
| Choose the current autocomplete suggestion | Tab | Tab | Tab | 
| Cancel the autocomplete popup | Escape | Escape | Escape | 
| Move to the previous autocomplete suggestion | Up arrow | Up arrow | Up arrow | 
| Move to the next autocomplete suggestion | Down arrow | Down arrow | Down arrow | 
| Page up through autocomplete suggestions | Page up | Page up | Page up | 
| Page down through autocomplete suggestions | Page down | Page down | Page down | 
| Scroll to start of autocomplete suggestions | Home | Home | Home | 
| Scroll to end of autocomplete suggestions | End | End | End | 
Global shortcuts
These shortcuts work in all tools that are hosted in the toolbox.
| 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 |