I am seeing this with the (relatively new) Mozilla-provided Firefox deb package (https://support.mozilla.org/en-US/kb/install-firefox-linux#w_install-firefox-deb-package-for-debian-based-distributions).
I am seeing this with the (relatively new) Mozilla-provided Firefox deb package (https:/ /support. mozilla. org/en- US/kb/install- firefox- linux#w_ install- firefox- deb-package- for-debian- based-distribut ions).