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Firefox for Mac

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Download Firefox 43.0

Firefox 43.0

  -  79.08 MB  -  Freeware
  • Latest Version:

    Firefox 120.0.1

  • Requirements:

    Mac OS X

  • User Rating:

    Click to vote
  • Author / Product:

    Mozilla Organization / External Link

  • Old Versions:

  • Filename:

    Firefox 43.0.dmg

  • MD5 Checksum:


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.

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 Screenshots

    The images below have been resized. Click on them to view the screenshots in full size.

What's new in this version:

- Improved API support for m4v video playback
- Users can opt-in to receive search suggestions from the Awesome Bar
- WebRTC streaming on multiple monitors
- User selectable second block list for Private Browsing's Tracking Protection

- Markup view shows indicators for pseudo-classes locked for elements
- Bind F1 key to open the settings when the toolbox is focused
- New 'Use in Console' context menu item in Inspector to store selected element in a temporary variable
- Search button next to overridden CSS properties to find similar properties in the rules view
- Ability to filter styles from their property names in the rules view
- Stack traces are now shown for exceptions inside the console
- Added ability to display server-side logs in the console
- Ability to choose resolution for the GCLI screenshot command
- Subresource integrity allows developers to make their sites more secure
- Network requests in Console now link to Network panel instead of opening in a popup
- Unprefixed 'hyphens' property is now supported
- WebIDE now has a sidebar-based UI
- The 'transform-origin' property is now supported on SVG elements
- Animation inspector now displays animations in a timeline

- Eyedropper tool does not work as expected when page is zoomed

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