Command Windows macOS Linux
Search for a string in the current file Ctrl + F Cmd + F Ctrl + F
Find next in the current file Ctrl + G Cmd + G Ctrl + G
Search for scripts by name Ctrl + P Cmd + P Ctrl + P
Resume execution when at a breakpoint F8 F8 1 F8
Step over F10 F10 1 F10
Step into F11 F11 1 F11
Step out Shift + F11 Shift + F11 1 Shift + F11
Toggle breakpoint on the currently selected line Ctrl + B Cmd + B Ctrl + B
Toggle conditional breakpoint on the currently selected line Ctrl + Shift + B Cmd + Shift + B Ctrl + Shift + B

1. By default, on some Macs, the function key is remapped to use a special feature: for example, to change the screen brightness or the volume. See this guide to using these keys as standard function keys. To use a remapped key as a standard function key, hold the Function key down as well (so to open the Profiler, use Shift + Function + F5).

Note: Before Firefox 66, the combination Ctrl + Shift + S on Windows and Linux or Cmd + Opt + S on macOS would open/close the Debugger. From Firefox 66 and later, this is no longer the case.

Global shortcuts

These shortcuts work in all tools that are hosted in the toolbox.

Command Windows macOS Linux
Increase font size Ctrl + + Cmd + + Ctrl + +
Decrease font size Ctrl + - Cmd + - Ctrl + -
Reset font size Ctrl + 0 Cmd + 0 Ctrl + 0

Document Tags and Contributors

Contributors to this page: dkocho4, mdnwebdocs-bot, wbamberg, chrisdavidmills
Last updated by: dkocho4,