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Firefox for Mac

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Download Firefox 11.0

Firefox 11.0

  -  32.03 MB  -  Freeware
  • Latest Version

    Firefox 123.0

  • Operating System

    Mac OS X

  • User Rating

    Click to vote
  • Author / Product

    Mozilla Organization / External Link

  • Old Versions

  • Filename

    Firefox 11.0.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 11.0.

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 11.0 Screenshots

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

What's new in this version:

- NEW: Firefox can now migrate your bookmarks, history, and cookies from Google Chrome
- NEW: With Sync enabled, add-ons can now be synchronized across your computers
- NEW: The CSS text-size-adjust property is now supported
- CHANGED: Redesigned media controls for HTML5 video
- HTML5: The outerHTML property is now supported on HTML elements
- HTML5: View source syntax highlighting now uses the HTML5 parser (see bug 482921)
- DEVELOPER: The Style Editor for CSS editing is now available to web developers
- DEVELOPER: Web developers can now visualize a web page in 3D using the Page Inspector 3D View
- DEVELOPER: SPDY protocol support for faster page loads is now testable
- DEVELOPER: XMLHttpRequest now supports HTML parsing
- DEVELOPER: Files can now be stored in IndexedDB (see bug 661877)
- DEVELOPER: Websockets has now been unprefixed
- FIXED: Various security fixes
- FIXED: Firefox notifications may not work properly with Growl 1.3 or later (691662)

Known Issues:
- Unresolved: If you try to start Firefox using a locked profile, it will crash (see 573369)
- Unresolved: For some users, scrolling in the main GMail window will be slower than usual (see 579260)
- Unresolved: Some synaptic touch pads are unable to vertical scroll (see 622410)
- Unresolved: OS X: WebGL performance may be degraded on some hardware (see 713305)
- Unresolved: Windows: The use of Microsoft's System Restore functionality shortly after updating Firefox may prevent future updates (see 730285)

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