Firefox 136.0.1

**Firefox ESR: A Robust Browser Solution for Organizations**

Firefox Extended Support Release (ESR), developed by Mozilla, is a specialized version of the popular Firefox web browser tailored specifically for organizations that require extended support for mass deployments. This version is designed to provide stability and security, making it an ideal choice for enterprises, educational institutions, and other large-scale environments where consistent performance and long-term reliability are paramount.

**Key Features and Benefits:**

1. **Extended Support Cycle:**
Firefox ESR follows a unique release cycle, offering extended support for each version. This means that organizations can rely on a stable browser environment for an extended period, typically around a year, without the need to frequently update to newer versions. This is particularly beneficial for IT departments that need to ensure compatibility with internal applications and minimize disruptions.

2. **Enhanced Security:**
Security is a top priority for Mozilla, and Firefox ESR is no exception. It receives regular security updates to protect against vulnerabilities, ensuring that users are safeguarded against the latest threats. This makes it a dependable choice for organizations that handle sensitive data and require a secure browsing experience.

3. **Customization and Control:**
Firefox ESR offers extensive customization options, allowing IT administrators to tailor the browser to meet the specific needs of their organization. Policies can be enforced using Group Policy on Windows or JSON files on other platforms, providing granular control over browser settings, extensions, and features. This level of customization ensures that the browser aligns with organizational policies and compliance requirements.

4. **Compatibility and Stability:**
One of the standout features of Firefox ESR is its focus on stability and compatibility. Unlike the rapid release cycle of the standard Firefox browser, ESR versions are designed to maintain compatibility with existing web applications and extensions. This reduces the risk of disruptions caused by frequent updates and ensures a smooth user experience.

5. **Open Source and Community-Driven:**
As with all Mozilla products, Firefox ESR is open source, benefiting from the contributions of a global community of developers and security experts. This collaborative approach not only enhances the browser's security and performance but also aligns with the values of transparency and innovation.

6. **Cross-Platform Support:**
Firefox ESR is available across multiple platforms, including Windows, macOS, and Linux. This cross-platform compatibility ensures that organizations with diverse IT environments can deploy a consistent browser solution across all their systems.

**Conclusion:**

Firefox ESR by Mozilla is a powerful and reliable browser solution designed to meet the unique needs of organizations. Its extended support cycle, robust security features, and extensive customization options make it an excellent choice for enterprises, educational institutions, and other large-scale environments. By prioritizing stability and compatibility, Firefox ESR ensures that users can enjoy a secure and seamless browsing experience, while IT administrators can maintain control and compliance with ease. Whether you're managing a small team or a large organization, Firefox ESR provides the tools and support you need to keep your web browsing secure and efficient.

Release notes:

New Release
Fixed:
Fixed an issue where a cookie size limit caused problems with website cookie management when using the CookieStore API. This could cause login and other state-related issues. (Bug 1950565)
Fixed an issue where Control/Command+L did not focus the address bar in new windows. (Bug 1947723)
Unresolved:
Users clearing "History" and/or "Site settings" on shutdown on previous versions will also have clearing "Cookies and site data" and "Temporary cached files and pages" enabled after updating to Fx136 even if they previously haven't checked these settings.
Affected users can go to "Privacy & Security" settings directly after the upgrade and uncheck both boxes to avoid getting logged out. (Bug 1952564)
[ Firefox full changelog ]