How Do I Update Firefox? (Most Recent: Firefox 133)

Keeping your Firefox browser up-to-date is crucial for optimal performance and security. Outdated versions can lead to malfunctions and leave your system vulnerable to exploits. Fortunately, updating Firefox is straightforward.

Why Update Firefox?

Regular updates address bugs, improve performance, and enhance security. Many critical security patches are included in each release.

How to Update Firefox

The simplest way to ensure you have the latest version is to download Firefox directly from the official Mozilla website. This guarantees you're installing the most current and secure build.

Alternatively, you can check your update settings within Firefox:

1. Access the Firefox menu (usually three horizontal lines) in the top right corner.
2. Navigate to Settings > General > Firefox Updates.
3. Enable the option to automatically keep Firefox updated.

What's New in the Latest Version?

Firefox v133.0 (released November 26, 2024) introduces several key improvements, including:

• Enhanced Tracking Protection: The "Strict" mode now incorporates Bounce Tracking Protection, a new anti-tracking feature that identifies and removes bounce trackers to prevent tracking.
• Improved Cookie Handling: Cookie expiration times are now adjusted based on server time, ensuring greater accuracy.

For a complete list of changes, visit Mozilla's "What's New in Firefox 133.0" page.

Firefox Availability

Firefox is available for Windows, macOS, and Linux (32-bit and 64-bit versions), and supports numerous languages. System requirements vary; check Mozilla's "Firefox System Requirements" page for details (minimum Windows 10 or macOS 10.15). Mobile versions are available on Google Play (Android) and the iOS App Store. Pre-release versions are also offered for testing.

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