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. Firefox Professional Support Early access is now open for our new support program. Built for organizations that use Firefox to ensure security, resilience, and data sovereignty, it provides private, reliable, and custom support for large-scale deployments. 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. Deploy when and how you want 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. Firefox Professional Support documentation Firefox Professional Support 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. Enterprise downloads Firefox (latest)

Firefox (latest) — MSI Firefox Extended Support Release (ESR) Firefox ESR — MSI Firefox (latest) Firefox (latest) — PKG Firefox Extended Support Release (ESR) Firefox ESR — PKG Firefox (latest) — 64-bit Firefox (latest) — ARM64 Firefox Extended Support Release (ESR) — 64-bit Firefox ESR — ARM64 Firefox Enterprise documentation Policy templates Enterprise Release Notes Download Firefox or Firefox ESR for another language or platform.