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

Firefox for Mac

Firefox 49.0

  -  81.3 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 49.0.

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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  • Firefox 49.0 Screenshots

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    Firefox 49.0 Screenshot 1
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  • Firefox 49.0 Screenshot 3
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What's new in this version:

- Updated Firefox Login Manager to allow HTTPS pages to use saved HTTP logins. It’s one more way Firefox is supporting Let’s Encrypt and helping users transition to a more secure web.
- Added features to Reader Mode that make it easier on the eyes and the ears
- Controls that allow users to adjust the width and line spacing of text
- Narrate, which reads the content of a page out loud
- Improved video performance for users on systems that support SSSE3 without hardware acceleration
- Added context menu controls to HTML5 audio and video that let users loops files or play files at 1.25x speed
- Improvements in about:memory reports for tracking font memory usage
- Improve performance on Windows systems without hardware acceleration

- Fixed an issue that prevented users from updating Firefox for Mac unless they originally installed Firefox. Now, those users as well as any user with administrative credentials can update Firefox.
- Various security fixes

- Ended Firefox for Mac support for OS X 10.6, 10.7, and 10.8.
- Ended Firefox for Windows support for SSE processors
- Removed Firefox Hello
- Re-enabled the default for Graphite2 font shaping

- Added a Cause column to the Network Monitor to show what caused each network request
- Introduced web speech synthesis API