Firefox Broken on LTS Distro

Fix

Remove Default Distro Snap

sudo snap remove firefox # Broken firefox snap

Create apt keyring

sudo install -d -m 0755 /etc/apt/keyrings

Import Mozilla apt Repo Signing Key

wget -q https://packages.mozilla.org/apt/repo-signing-key.gpg -O- | sudo tee /etc/apt/keyrings/packages.mozilla.org.asc > /dev/null

Add to sources.list

echo "deb [signed-by=/etc/apt/keyrings/packages.mozilla.org.asc] https://packages.mozilla.org/apt mozilla main" | sudo tee -a /etc/apt/sources.list.d/mozilla.list > /dev/null

Make FF Deb Top Priority

Make FF deb pkgs top priority, to prevent snap install.

echo '
Package: *
Pin: origin packages.mozilla.org
Pin-Priority: 1000
' | sudo tee /etc/apt/preferences.d/mozilla

Get Mozilla pkgs list

sudo apt update

Install firefox

sudo apt install firefox

or

sudo wget https://raw.githubusercontent.com/mozilla/sumo-kb/main/install-firefox-linux/firefox.desktop -P /usr/local/share/applications

Status

SOLVED