Instead, the most recent and secure version available for your system is . Why You Need a Specific Version
, you may have noticed that downloading the "latest" version of Firefox from the main Mozilla website firefox download for mac 10105 upd
: Firefox 78.15.0esr is the terminal build for macOS versions 10.9 through 10.11. Security Status Instead, the most recent and secure version available
| Setting | Action | |---------|--------| | Update checks | Turn off (otherwise it will nag about unsupported newer versions) | | Telemetry | Uncheck “Allow Firefox to send technical data” | | Hardware acceleration | May cause glitches – try disabling if UI lags | | Add-ons | Use legacy version (last working for FF 78) | If you see a greyed-out Firefox icon with
Before installing the legacy version, open your Applications folder. If you see a greyed-out Firefox icon with a "no entry" sign, drag it to Trash. Also empty your Trash to avoid permission conflicts.
For users on Mac OS X 10.9, 10.10, and 10.11, the "end of the road" was .
