Starting with Firefox 148, which rolls out on Feb. 24, you’ll find a new AI controls section within the desktop browser settings. It provides a single place to block current and future generative AI features in Firefox.
They actually listened to the community, thats very nice.
don’t enable unsigned extensions. It’s there for good reason.
upload your addon to addons.mozilla.org. there’s an option to not publish, but only upload for signing. then you’ll get back a signed xpi you can install properly.