Firefox has its own Debian APT repo
Firefox has its own Debian APT repo
support.mozilla.org Install Firefox on Linux | Firefox Help
This article describes how to download and install Firefox on Linux.
Firefox has its own Debian APT repo
This article describes how to download and install Firefox on Linux.
It does not seem to support alternatives.
I had to run
update-alternatives --install /usr/bin/x-www-browser x-www-browser /usr/bin/firefox 99 update-alternatives --set x-www-browser /usr/bin/firefox` xdg-settings set default-web-browser firefox.desktop