Download Firefox 88.0.1 for Mac for free, without any viruses, from Uptodown. Try the latest version of Firefox 2021 for Mac. Mozilla Firefox For Mac Os X 10.6.8. I recently upgraded our certificate to SHA-2 which created a number of issues for older Citrix clients. I had one users on Mac 10.6.8 that wasn't able to install the latest version of receiver (currently 11.9), but the legacy version (11.2) didn't support SHA-2. Firefox has replaced the Mozilla Suite as the flagship product of the Mozilla project, under the direction of the Mozilla Foundation. Mozilla Firefox For Mac 10.8.5 Free Download To display web pages, Firefox uses the Gecko layout engine, which implements most current web standards in addition to several features which are intended to. Functions can be added through add-ons, created by third-party developers, of which there is a wide selection, a feature that has attracted many of Firefox's users. Mozilla Firefox is a cross-platform browser, providing support for various versions of Microsoft Windows, Mac OS X, and Linux. Firefox Features. Improved Tabbed Browsing; Spell Checking. I made changes to the experiment to capture the larger audience. 1) Adjusted the targeting to capture 10.8.5 and 10.9.5. This wasn't not super easy because user agent strings with Firefox vs non-Firefox are different. For Firefox users, I can only see 10.8 or 10.9, which means that 10.9. Firefox.

Firefox Legacy

Firefox Legacy is an unofficial modified version of Mozilla Firefox that works on older Mac OS X versions, including 10.6 Snow Leopard, 10.7 Lion, and 10.8 Mountain Lion.

Download it now and breathe new life into your old Mac.

OS X 10.8 Mountain Lion

Current version for OS X 10.8 Mountain Lion: 71.0p2 (2020-09-15)
IMPORTANT NOTE ABOUT UPDATING TO v71: A new Firefox profile will be created when you update from earlier versions to version 71.0. To restore your previous data, type 'about:profiles' in the address bar, then find your previous profile (if you can't tell which, try each one) and set it as default. Then, restart Firefox Legacy. I apologize for the inconvenience; the cause of this issue is not known.

OS X 10.7 Lion

Current version for OS X 10.7 Lion: 68.12.0p3 (2021-01-24)
Now featuring support for numerous newer web standards, including Push, Service Workers, Feature Policy, ResizeObserver, Promise Rejection Events, more of the Animations API, and several CSS features. This should improve compatibility with many websites.
For security and privacy reasons, starting in version 68.12.0p3, support for TLS 1.0 and 1.1, HPKP, and the Battery API is disabled.

Mozilla Firefox For Mac 10.8 512

OS X 10.6 Snow Leopard

Only Firefox 52 is available for OS X 10.6 Snow Leopard; it will not be updated to a recent version due to technical limitations of the OS.
Note: the program is called 'Nightly' due to licensing restrictions prohibiting the use of the official Firefox branding.

Current version for OS X 10.6 Snow Leopard: 52.9.1p1 (2020-04-11)

Firefox Legacy speaks your language!

Mozilla Firefox For Mac 10.8.5 Free Download

Any of the language packs for the matching official Firefox version are supported.

List of language codes (to help you locate the right file to download)

Small areas of the about screen and the help menu that are specific to Firefox Legacy will remain untranslated. Firefox

Known Issues

Small problems with displaying right-to-left languages on OS X 10.7
The crash reporter does not work on OS X 10.7 or 10.8 (it itself crashes)
A useless empty share menu is visible on OS X 10.7
The sandbox (a security feature intended to protect you from malicious websites) does not work, and has been disabled
On OS X 10.7, the browser crashes when the camera or microphone are used
WebGL does not work on computers with GPUs not supporting OpenGL 3.0 (many 2006-2007 Macs)
Some buttons are invisible on Google Calendar, WordPress, and other sites that use font-based icons
DRM (Encrypted Media Extensions/Widevine) does not work
Version 68.12.0 only: Screen capture does not work and has been disabled
Version 71.0 only: The progress bar is not visible on the icons of downloading files in the Finder