Quick workaround for those who want to enjoy the benefits right away: echo "MOZ_USE_XINPUT2=1" | sudo tee /etc/environment.d/90firefox-xinput2.conf
Quick workaround for those who want to enjoy the benefits right away: t.d/90firefox- xinput2. conf
echo "MOZ_USE_XINPUT2=1" | sudo tee /etc/environmen