Firefox

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Firefox delivers secure, resilient, and privacy-focused browsing at scale. With enterprise policies in both Firefox or Firefox Extended Support Release (ESR), organizations get flexibility, control, and transparency in a trusted, open-source browser.

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Support for Organizations

Early access is now open for our new support program launching in January 2026. Built for organizations that use Firefox to ensure security, resilience, and data sovereignty, it provides private, reliable, and custom support for large-scale deployments.

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Enterprise-grade protection, powered by Firefox

Your browser, your business

Firefox combines open-source transparency with advanced security features and frequent updates to help safeguard your organization’s data.

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With install packages and a wide expansion of group policies and features, deployment is faster and more flexible than ever — and a breeze for Windows, Linux, and macOS environments.

Release cycles that fit your organization

Choose Firefox for the latest features and stable releases every four weeks, or Firefox ESR for long-term stability, regular security updates, and annual major releases.

Support for Organizations documentation

Support for Organizations is a dedicated offering for teams who need private issue triage and escalation, defined response times, custom development options, and close collaboration with Mozilla’s engineering and product teams.

Support Plan

Sider Enterprise

Windows 64-ibiten

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macOS

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Windows 32-ibiten

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Download Firefox or Firefox ESR for another language or platform.