Firefox Download [work] For Mac 10105 Upd -

The absolute maximum version of Mozilla Firefox supported on Mac OS X 10.10.5 (Yosemite) is . If you visit the official Mozilla Firefox Download Page using an outdated machine, it will prevent you from downloading the modern, up-to-date version of Firefox because modern releases require macOS 10.15 (Catalina) or later.

Running an outdated browser on an unsupported OS poses security risks. To use the latest version of Firefox: firefox download for mac 10105 upd

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. The absolute maximum version of Mozilla Firefox supported

I notice you mentioned “Mac 10105” — I believe you may be referring to or possibly 10.10.5 as a version number. To use the latest version of Firefox: A

If you trust the destination platform, click on the error page.

or other community-backported browsers, though upgrading your macOS is the only way to get a fully secure Firefox. Mozilla Support compatible browser

It was the last major release to officially support Yosemite.