Firefox 66.0.2 freeware

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Firefox is an open-source web browser which provides excellent browsing speed, rich suite of customization options to personalize your daily Internet sessions, clean navigation mode, as well as extensions provided by third-party developers for adding extra functions.

Author Mozilla Foundation
Released 2019-03-27
Filesize 34.40 MB
Downloads 15061
OS Windows XP, Windows Vista, Windows Vista x64, Windows 7, Windows 7 x64, Windows 8, Windows 8 x64, Windows 10, Windows 10 x64, Linux, Mac OS X
Installation Instal And Uninstall
Keywords internet browser, Mozilla browser, web browser, browser, internet, firefox
Users' rating
(194 rating)
Firefox - Freeware Download Notice

Firefox Free Download - we do not host any Firefox torrent files or links of Firefox on,, etc. All Firefox download links are direct Firefox download from publisher site or their selected mirrors.

Firefox freeware - The Latest User Reviews
Firefox freeware - The Latest Versions History
66.0.2 Mar 27, 2019 New Release Various security fixes:
CVE-2019-9810: IonMonkey MArraySlice has incorrect alias information
CVE-2019-9813: Ionmonkey type confusion with __proto__ mutations
65.0.2 Mar 5, 2019 New Release Fixed accidental requests to when an addon recommendation doorhanger is shown (bug 1526387)
Improved playback of interactive Netflix videos (bug 1524500)
Fixed color management not working on macOS (bug 1506495)
Fixed incorrect sizing of the "Clear Recent History" window in some situations (bug 1523696)
65.0 Jan 29, 2019 New Release Fixed:
Fixed a browser crash on MacOS (bug 1510058)
Updated the Japanese translation for missing strings (bug 1513259)
Properly restore column sizes in developer tools inspector (bug 1503175)

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