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[Russ_Thomas]

[How To] Use The Browser Developer Tools (F12 DevTools)

It is often the case that solving problems in browsers involves using the Browser Developer Tools, or “DevTools” for short. How to start DevTools With the browser open in front of you, press the F12 key. You’ll see a set of panels appear, either at the bottom or at the side of the main browser window: NOTE: I’m using Firefox, but IE/Edge and Chrome DevTools look much the same. [image] Note: The image shows the Firefox devTools attached to the browser window. You may prefer to “float” th…