There are two main ways to open the Inspector:

  • Choose Tools > Web Developer > Inspector from the Menu Bar or the equivalent keyboard shortcut.
  • Right-click an element on a web page and select Inspect Element.

The Inspector will appear at the bottom of the browser window:

The all-new Inspector in Firefox 57 DevTools.

You can also set the pane to appear at the left side of the browser window:

To the right side of the browser window:

Or in a separate window:

To start finding your way around the Inspector, see the UI tour.

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Last updated by: irenesmith,