Mozilla Firefox 135.0.1 Free Download for Windows 11/10

Firefox 137.0.2 is a free, open-source web browser for Windows, trusted by over 200 million users for its privacy, speed, and customization. Developed by the Mozilla Corporation, it offers tab grouping, a revamped address bar, and robust security. Below, explore its features, Firefox 137.0.2 official download links, and how to use it on Windows 11, 10, and older systems.

Firefox – Free Private Browser for Windows

Mozilla Firefox, developed by the Mozilla Corporation, is a free, open-source web browser using the Gecko rendering engine, known for privacy and performance. Latest version of Mozilla Firefox for Windows 11 includes tab grouping, a built-in PDF viewer, and tracking protection. Compatible with Windows, macOS, Linux, Android, and iOS, it’s perfect for privacy-conscious users in 2025.

OPERATING SYSTEM: Windows 11, Windows 10 (32-bit and 64-bit); macOS, Linux, Android, iOS

Note: Windows 7/8.1 and macOS 10.12–10.14 require Firefox 115 ESR (supported until September 2025)

By Mozilla Corporation (Free, Open-Source) | Firefox Official Download Page

Download the Latest Version:

Firefox 137.0.2 Windows 64-bit
Firefox 137.0.2 Windows 64-bit MSI
Firefox 137.0.2 Windows ARM64/AArch64
Firefox 137.0.2 Windows 32-bit
Firefox 137.0.2 Windows 32-bit MSI
Firefox 137.0.2 Microsoft Store
Firefox 137.0.2 macOS
Firefox 137.0.2 Linux 64-bit
Firefox 137.0.2 Linux 32-bit

Note: Always download from mozilla.org to avoid malware or unofficial versions.

Why Choose Mozilla Firefox 135.0.1 for Windows?

Firefox 137.0.2 is a free private browser for Windows, offering unmatched privacy, speed, and modern features like tab grouping and enhanced address bar functionality. Trusted for its open-source transparency, it’s a top choice for 2025. Here’s why it stands out:

• Enhanced Tracking Protection: Blocks third-party trackers, ads, and spyware, ensuring private browsing.
• Private Browsing Mode: Deletes cookies, history, and temporary files, with over 40% faster page loads than competitors.
• Tab Grouping: Organizes tabs into groups for better workflow management.
• Built-in PDF Viewer: View and interact with PDFs, now with clickable links.
• Extension Support: Offers thousands of extensions for ad-blocking, productivity, and development via the Firefox Add-ons store.
• Customizable Interface: Supports themes, toolbar drag-and-drop, and user-created designs for a personalized experience.
• Lightweight Performance: Uses minimal memory via the JaegerMonkey JavaScript engine, optimizing system resources.
• Cross-Platform Sync: Syncs bookmarks, passwords, and tabs across Windows, macOS, Linux, Android, and iOS.
• Calculator in Address Bar: Performs arithmetic directly in the address bar, copying results to clipboard

Version 137.0.2 Updates: Released April 15, 2025, fixes macOS password export file picker (Bug 1956266), PDF signature accessibility (Bug 1956110, 1952571), XSLT regressions (Bug 1954841), Windows tooltip flickering (Bug 1958631), HTML5 video player clicks (Bug 1959251), radio input behavior (Bug 1957956), multiple-restart update issue (Bug 1959492), and DRM video playback on select sites (Bug 1959827). Includes security fix for CVE-2025-3608 (nsHttpTransaction race condition)

This free private browser for Windows prioritizes user privacy and performance, making it ideal for secure browsing.

Firefox vs Other Browsers

Note: Chrome offers more extensions, but Firefox’s privacy features make it a secure browser for Windows. Learn more about Chrome here.

How to Use Firefox for Browsing

Get Mozilla Firefox 135.0.1 free download for Windows 11 from the official links above. Run the installer from mozilla.org (3–7 minutes, depending on internet speed) or use the MSI for enterprise setups.

Browse Privately:

• Enable Enhanced Tracking Protection in Settings > Privacy & Security.
• Open a Private Browsing window via the menu for anonymous sessions.

Customize:

• Create tab groups via the sidebar to organize projects.
• Add extensions from addons.mozilla.org.
• Use the address bar for calculations or contextual searches

Tips:

• Sync devices in Settings > Firefox Account to access bookmarks and passwords.
• Check update status in Help > About Firefox to ensure 137.0.2 is installed.
• Use the PDF viewer for interactive documents with clickable links.

Pros and Cons of Mozilla Firefox 135.0.1

Pros:

• Free and open-source with strong privacy features.
• Tab grouping and address bar enhancements improve productivity.
• Built-in PDF viewer with clickable links.
• Cross-platform sync for seamless device switching.
• Regular updates, like 137.0.2, ensure security and stability

Cons:

• No built-in ad blocker (requires extensions).
• Slower than Chrome on some benchmarks.
• DRM playback issues on some sites (fixed in 137.0.2)

Is Mozilla Firefox 135.0.1 Safe?

Yes, Firefox 137.0.2 is generally considered safe to use, especially if downloaded from a trusted source like www.mozilla.org. Its open-source Gecko engine is community-audited, and version 137.0.2 includes a security fix for CVE-2025-3608 (nsHttpTransaction race condition). Enhanced Tracking Protection and private browsing ensure privacy. Always scan downloads with antivirus software and avoid unofficial sources to prevent malware.

FAQs About Mozilla Firefox 135.0.1

Q: Is Mozilla Firefox completely free?
A: Yes, Firefox is free and open-source with no paid tiers.

Q: Can Firefox block ads and trackers?
A: Yes, Tracking Protection and add-ons like uBlock Origin block ads and trackers.

Q: How to use Firefox for browsing?
A: Install Firefox, customize with add-ons, and use Private Browsing for secure surfing.

Firefox 137.0.2 is a trusted, free web browser for Windows, excelling in privacy, customization, and modern features like tab grouping and address bar enhancements. Its latest updates ensure security and stability, making it a top choice for 2025.