How to Install Firefox as a .Deb on Ubuntu 22.04 (Not a Snap) - OMG! Ubuntu!
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A short guide on how to install Firefox from a PPA on Ubuntu 22.04 and remove the Firefox Snap. Doing this gets you a faster Firefox that can do more OOTB.

W skrócie, komendy do wykonania w terminalu, każda do wstawienia oddzielnie jako jedna linia;

sudo snap remove firefox

sudo add-apt-repository ppa:mozillateam/ppa

echo ' Package: * Pin: release o=LP-PPA-mozillateam Pin-Priority: 1001 ' | sudo tee /etc/apt/preferences.d/mozilla-firefox

echo 'Unattended-Upgrade::Allowed-Origins:: "LP-PPA-mozillateam:${distro_codename}";' | sudo tee /etc/apt/apt.conf.d/51unattended-upgrades-firefox

echo 'Unattended-Upgrade::Allowed-Origins:: "LP-PPA-mozillateam:${distro_codename}";' | sudo tee /etc/apt/apt.conf.d/51unattended-upgrades-firefox