Introducing a terms of use and updated privacy notice for Firefox
Published on: 2025-11-16 15:31:58
UPDATE: We’ve seen a little confusion about the language regarding licenses, so we want to clear that up. We need a license to allow us to make some of the basic functionality of Firefox possible. Without it, we couldn’t use information typed into Firefox, for example. It does NOT give us ownership of your data or a right to use it for anything other than what is described in the Privacy Notice.
We’re introducing a Terms of Use for Firefox for the first time, along with an updated Privacy Notice.
Why now? Although we’ve historically relied on our open source license for Firefox and public commitments to you, we are building in a much different technology landscape today. We want to make these commitments abundantly clear and accessible.
While for most companies these are pretty standard legal documents, at Mozilla we look at things differently. We lay out our principles in our Manifesto:
Your security and privacy on the internet are fundamental and must not be treated as optional.
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