A new feature called allows you to right-click on a browser tab and add a short memo that appears directly above that tab. This can be useful for leaving reminders or maintaining context for tabs you have left open for extended periods.
For users on macOS 10.10.5 (Yosemite) , the latest supported version of Firefox 78.15.0 ESR
: Open the DMG file and drag the Firefox icon into your Applications folder.
, you may have noticed that many modern browsers no longer support your operating system. However, you can still get a functional and relatively secure version of Firefox to keep your machine surfing the web. The Last Compatible Version: Firefox 78 ESR firefox download for mac 10105 upd
Here is the information you need regarding the final compatible version and how to download it: The Final Compatible Version
A: Yes. You can download and install Firefox on as many Macs as you like, free of charge. Firefox is open-source software distributed under the Mozilla Public License.
While Firefox 78 ESR remains more capable than the stock OS X Yosemite Safari browser (which struggles to load modern HTTPS secure certificates), it still presents limitations: A new feature called allows you to right-click
Because Firefox 78 ESR stopped receiving security updates in late 2021, it is vulnerable to modern web exploits. For a more secure experience on Yosemite, consider these alternatives: How to update outdated browser on OS X Yosemite 3 Sept 2024 —
. Users remaining on this legacy OS face significant security risks as this version ceased receiving critical security updates in October 2021. Technical Findings Last Compatible Version
Mozilla no longer prominently links the 78 ESR on its main site. However, they maintain an official archive. Go to: https://ftp.mozilla.org/pub/firefox/releases/78.15.0esr/mac/en-US/ , you may have noticed that many modern
[Legacy Mac Engine] ---> [Access Mozilla FTP Archive] ---> [Download 78.15.0esr DMG] ---> [Mount & Deploy] Step 1: Secure the Proper DMG File
The absolute latest official version of Firefox that supports OS X 10.10.5 is Firefox 78.15.0 Extended Support Release (ESR)