Mozilla finally landed today the long-anticipated AI Kill Switch controls for Firefox, which let users strip the open-source web browser of any AI-powered features, and you can test it right now in Firefox Nightly.

In December 2025, when Mozilla appointed its new CEO, the company developing the popular Firefox web browser revealed that it was working on an AI kill switch that would let users completely disable all the AI features that had been included in the past few releases, estranging more and more loyal users.

Now, the AI kill switch is finally a reality as it landed today with the latest Firefox Nightly update. The implementation is called “AI Controls” and can be found in Firefox’s settings as a standalone section. From there, users can toggle a setting called “Block AI Enhancements” to remove any AI features.

  • Vik@lemmy.world
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    3 hours ago

    The graphene community in the past has pointed out Firefox’s incomplete content sandboxing implementation and suggested that other aspects of security are not up to chromiums standard. They pointed out other technical shortcomings as well, though I can’t recall them, I’m not sure how urgent they’d be.

    This was several years ago, and I’m not sure if any of this has been addressed, but I don’t think I wouldn’t like to rely on manifest v3 compliant ad blocking.

    I get the impression that Firefox may continue to lag in this regard. I don’t feel that people like us are made vulnerable by this, though I do worry a little bit about people like my parents.