Firefox version 78 is the last supported Firefox version for Mac users of OS X 10.9 Mavericks, OS X 10.10 Yosemite and OS X 10.11 El Capitan. These users will be moved to the Firefox Extended Support Release (ESR) channel by an application update. This will provide security updates until the next ESR update in July 2021, after which the affected users will no longer receive security updates.
Firefox For Mac Os 9
![Firefox for mac os lion Firefox for mac os lion](/uploads/1/1/9/3/119349425/811382979.jpg)
Firefox For Mac Os 10
In this test, we benchmarked all three browsers on MacOS Big Sur Beta 5 and disabled all extensions. At first glance, one could say Firefox and Chrome have lower performance because they’re. Unlike updating apps from the Mac App Store or updating macOS system software in System Preferences, updating Firefox is done directly within the Firefox application itself. How to Update Firefox Web Browser on Mac. Here’s how to update Firefox on MacOS: From the opened Firefox browser, pull down the ‘Firefox’ menu and choose “About. There is no Firefox support for Mac OS X 10.6, 10.7 and 10.8. Firefox Editions Beta. The Beta version is unstable, and the platform is still in the testing and development phase and sends data to Firefox about any issues encountered. Be the first to check out the features of the next-generation web browser. Firefox 48.x is the last browser to support Snow Leopard and was released in August of 2016. It is the most recent major browser available for that operating system.
While Apple does not have a public policy governing security updates for older OS X releases, their ongoing practice has been to support the most recent three releases. The last security update applicable to OS X 10.11 was made available in July 2018. Unsupported operating systems do not receive security updates, have known exploits and can be dangerous to use, which makes it difficult to maintain Firefox on those versions.
Up until July 2021, we will be updating affected users with critical security updates through the Firefox ESR channel to help retain the best possible security. After this, no security updates will be provided.
Firefox For Mac Os X 10.11.6
If you want to keep your Firefox version up to date, you will need to upgrade your operating system to macOS 10.12 or higher. Older versions that are not supported by Apple are unreliable and unsafe to use, which also makes it difficult to maintain Firefox on those versions.