firefox for mCmini 2011 mid

https://support.mozilla.org/en-US/kb/firefox-users-macos-1012-1013-1014-moving-to-extended-support If you cannot update your macOS to 10.15 (ten.fifteen) or later the most current Firefox you can run is Firefox 115.32.0esr. Unless Mozilla extends updates again the last planned update will be Fx 115.33.0esr.