You can literally do it through the menu. Go to settings, hit labs or search “ai” and untick it
Comment on Mozilla under fire for Firefox AI "bloat" that blows up CPU and drains battery
Kissaki@feddit.org 2 weeks agoIn about:config. Not very obvious or user-friendly tbh.
Pechente@feddit.org 2 weeks ago
Not to mention that constantly having to turn off crap is still awful UX