One of the World's Most Popular Web Browsers for Mac

Firefox for Mac

Firefox 43.0.1

  -  79.08 MB  -  Freeware

Sometimes latest versions of the software can cause issues when installed on older devices or devices running an older version of the operating system.

Software makers usually fix these issues but it can take them some time. What you can do in the meantime is to download and install an older version of Firefox 43.0.1.


For those interested in downloading the most recent release of Firefox for Mac or reading our review, simply click here.


All old versions distributed on our website are completely virus-free and available for download at no cost.


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If you have any questions or ideas that you want to share with us - head over to our Contact page and let us know. We value your feedback!

  • Firefox 43.0.1 Screenshots

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    Firefox 43.0.1 Screenshot 1
  • Firefox 43.0.1 Screenshot 2
  • Firefox 43.0.1 Screenshot 3
  • Firefox 43.0.1 Screenshot 4
  • Firefox 43.0.1 Screenshot 5

What's new in this version:

- Prepare to use SHA-256 signing certificate for Windows builds, to meet new Microsoft signing requirement