Snapshot of the source text at fetch time — not a live mirror of the policy page.
Plain-English summary
Mozilla limits its liability for your use of Firefox, capping potential damages at $500, and you agree to indemnify Mozilla for any liability or claims from your use (risk_flags-17-1, risk_flags-16-1). Firefox is provided "as is" without any guarantees or warranties (risk_flags-19-1). Mozilla can suspend or end your access to Firefox at any time for any reason, with an attempt to notify you (cancellation_renewal-13-1). Additionally, Mozilla can update the terms, and your continued use signifies acceptance (gotchas-12-1). Any feedback you provide can be used freely by Mozilla without additional obligations (gotchas-9-1).
90% confidence
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Risk Flags
Critical terms that can significantly impact users, including limitations on liability, indemnification clauses, and dispute resolution mechanisms.
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Limited Liability for Inability to Use Firefox or Limitations
Mozilla will not be liable for any inability to use Firefox or for any limitations of Firefox, including for indirect, special, incidental, consequential, or exemplary damages, loss of goodwill, business interruption, lost profits, loss of data, or computer malfunction. Any liability for Mozilla under this agreement is limited to $500.
Why it matters: You may not be able to hold Mozilla responsible for any damages or losses you incur due to issues with Firefox, such as data loss or business interruption, and any potential liability is capped at $500.
**To the extent permitted by applicable law, you agree that Mozilla will not be liable in any way for any inability to use Firefox or for any limitations of Firefox. Mozilla specifically disclaims the following: Indirect, special, incidental, consequential, or exemplary damages, direct or indirect damages for loss of goodwill, business interruption, lost profits, loss of data, or computer malfunction. Any liability for Mozilla under this agreement is limited to $500.**
There are Some Important Limitations on Mozilla’s Liability, paragraph 1 · Citation strength: strong
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User Indemnifies Mozilla
You agree to indemnify and hold Mozilla and its affiliates harmless for any liability or claim from your use of Firefox, to the extent permitted by applicable law.
Why it matters: You may be required to cover Mozilla's legal costs and damages if someone sues them because of your use of Firefox.
**You agree to indemnify and hold Mozilla and its affiliates harmless for any liability or claim from your use of Firefox, to the extent permitted by applicable law.**
You Won’t Claim Mozilla is Responsible for Your Use of Firefox (Indemnification), paragraph 1 · Citation strength: strong
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Firefox Provided "As Is" Without Warranty
Mozilla provides Firefox “as is” and specifically disclaims any legal guarantees or warranties such as “merchantability,” “fitness for a particular purpose,” “non-infringement,” and warranties arising out of a course of dealing, usage, or trade, to the extent applicable law allows.
Why it matters: You use Firefox at your own risk, and Mozilla does not guarantee that the software will meet specific quality standards, be suitable for any particular purpose, or be free from errors or defects.
**Mozilla provides Firefox “as is.” To the extent applicable law allows, Mozilla and its affiliates specifically disclaim any legal guarantees or warranties such as “merchantability,” “fitness for a particular purpose,” “non-infringement,” and warranties arising out of a course of dealing, usage, or trade.**
How your data is collected, processed, and shared.
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Granting Mozilla Rights to Operate Firefox
You give Mozilla the rights necessary to operate Firefox, which includes processing your data as described in the Firefox Privacy Notice.
Why it matters: You must grant Mozilla the necessary rights to handle your data for the browser's operation, as detailed in their Privacy Notice.
You give Mozilla the rights necessary to operate Firefox. This includes processing your data as we describe in the [Firefox Privacy Notice](https://www.mozilla.org/privacy/firefox/#notice).
You Give Mozilla Certain Rights and Permissions, paragraph 1 · Citation strength: strong
Cancellation & Renewal
Terms related to ending the service or automatic renewals.
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Mozilla Can Terminate Account or Service at Any Time
Mozilla can suspend or end anyone’s access to Firefox at any time for any reason, including if Mozilla decides not to offer Firefox anymore. They will attempt to notify you at your associated email address or the next time you try to access your account.
Why it matters: Mozilla can stop your access to Firefox at any point, potentially without direct notice, and choose to discontinue the service entirely.
Mozilla can suspend or end anyone’s access to Firefox at any time for any reason, including if Mozilla decides not to offer Firefox anymore. If we decide to suspend or end your access, we will try to notify you at the email address associated with your account or the next time you attempt to access your account.
Less obvious or surprising clauses that may be disadvantageous to users.
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Terms Can Be Updated, Continued Use is Acceptance
Mozilla may update these Terms, will post them online, and your continued use of Firefox will be considered acceptance of these changes. An effective date will be posted to indicate the most recent update.
Why it matters: You must regularly check the terms for updates because continued use of Firefox after changes means you agree to the new terms, even if you are not directly notified.
Every once in a while, Mozilla may decide to update these Terms. We will post the updated Terms online. We will take your continued use of Firefox as acceptance of such changes. We will post an effective date at the top of this page to make it clear when we made our most recent update.
Mozilla Can Update These Terms, paragraph 1 · Citation strength: strong
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Mozilla Can Use Your Feedback For Free
If you provide Mozilla with any ideas, suggestions, or feedback about their Services, you grant Mozilla permission to use them for free and without any additional obligations.
Why it matters: Any feedback or ideas you share with Mozilla can be used by them freely without compensation or any obligation to you.
If you give Mozilla any ideas, suggestions, or feedback about the Services, you give Mozilla permission to use them for free and without any additional obligations.
Your Feedback and Suggestions, paragraph 1 · Citation strength: strong
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Third-party Content Decryption Modules May Not Be Open Source
To play certain video types, Firefox may download content decryption modules from third parties that may not be open source.
Why it matters: Using Firefox for certain video content may involve downloading proprietary (non-open source) third-party software.
In order to play certain types of video, Firefox may download content decryption modules from third parties which may not be open source.
Firefox is Open Source Software, paragraph 2 · Citation strength: strong
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California Law Applies
California law applies to this contract, except for California’s conflict of law.
Why it matters: Any disputes or legal interpretations of these terms will refer to California laws, potentially requiring you to understand or interact with a legal system outside your own jurisdiction.
California law applies to this contract, except for California’s conflict of law.
Choice of Law, paragraph 1 · Citation strength: strong
Protections
User-favorable clauses that protect user rights or limit company power.
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