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How to Install Firefox and the GeckoDriver#

Install Mozilla Firefox#

Firefox is a free, open-source web browser developed by Mozilla. Download the latest version here.

Install GeckoDriver#

With Homebrew:

brew install geckodriver

More info here.

Troubleshooting and Tips#

If you need to use different browser types, find more info here.

Tip

Always keep your browser and driver up to date. The GeckoDriver version should usually match the browser version, otherwise Browserist might throw an error.