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Firefox for Mac

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Download Firefox 19.0

Firefox 19.0

  -  37.2 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 19.0.


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 19.0 Screenshots

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

What's new in this version:

New:
- Built-in PDF viewer

Changed:
- Canvas elements can export their content as an image blob using canvas.toBlob()
- Startup performance improvements (bugs 715402 and 756313)

Developer:
- Debugger now supports pausing on exceptions and hiding non-enumerable properties
- Remote Web Console is available for connecting to Firefox on Android or Firefox OS (experimental, set devtools.debugger.remote-enabled to true)
- There is now a Browser Debugger available for add-on and browser developers (experimental, set devtools.chrome.enabled to true)
- Web Console CSS links now open in the Style Editor

HTML5:
- CSS @page is now supported
- CSS viewport-percentage length units implemented (vh, vw, vmin and vmax)
- CSS text-transform now supports full-width

Fixed:
- Starting Firefox with -private flag incorrectly claims you are not in Private Browsing mode (802274)

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