Versions:

  • 149.0.2
  • 149.0
  • 148.0.2
  • 148.0
  • 147.0.4
  • 147.0.3
  • 147.0.2
  • 147.0.1
  • 147.0
  • 146.0.1
  • 146.0
  • 145.0.2
  • 145.0.1
  • 145.0
  • 144.0.2
  • 144.0
  • 143.0.4
  • 143.0.3
  • 143.0.1
  • 143.0
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  • 142.0
  • 141.0.3
  • 141.0.2
  • 141.0
  • 140.0.4
  • 140.0.2
  • 140.0.1
  • 140.0
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  • 139.0.1
  • 139.0
  • 138.0.4
  • 138.0.3
  • 138.0.1
  • 138.0
  • 137.0.2
  • 137.0.1
  • 137.0
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  • 135.0
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  • 134.0.1
  • 134.0
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  • 133.0
  • 132.0.2
  • 132.0.1
  • 132.0
  • 131.0.3
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  • 131.0
  • 130.0.1
  • 130.0
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  • 129.0.1
  • 129.0
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  • 128.0
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  • 127.0.1
  • 127.0
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  • 126.0
  • 125.0.3
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  • 124.0
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  • 123.0
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  • 119.0
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  • 115.0
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  • 113.0
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  • 112.0.1
  • 112.0
  • 111.0.1
  • 111.0
  • 110.0.1
  • 110.0
  • 109.0.1
  • 109.0
  • 108.0.2
  • 108.0.1
  • 108.0
  • 107.0.1
  • 107.0
  • 106.0.5
  • 106.0.4
  • 106.0.3
  • 106.0.2
  • 106.0.1
  • 106.0
  • 105.0.3
  • 105.0.2
  • 105.0.1
  • 105.0
  • 104.0.2
  • 104.0.1
  • 104.0
  • 103.0.2
  • 103.0.1
  • 103.0
  • 102.0.1
  • 102.0
  • 101.0.1
  • 101.0
  • 100.0.2
  • 100.0.1
  • 99.0.1
  • 99.0
  • 98.0.2
  • 98.0.1
  • 98.0
  • 97.0.2
  • 97.0.1
  • 97.0
  • 96.0.3
  • 96.0.2
  • 96.0.1
  • 96.0
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Mozilla Firefox 149.0.2 is the latest milestone in a lineage that spans 258 documented releases, reflecting more than two decades of continuous refinement by the Mozilla Foundation and its global volunteer community. Positioned within the Web Browsers category, this free and open-source application renders pages through the Gecko engine, which rigorously implements prevailing and emerging web standards to ensure consistent site behavior across Windows 7 or newer, macOS, and Linux. The 2017 Quantum initiative introduced parallel CSS processing, a multi-process architecture, and a streamlined interface that together reduce latency and memory consumption, making the browser suitable for both lightweight surfing and resource-intensive tasks such as web development, online collaboration, and streaming high-definition media. Enterprises benefit from built-in tracking protection, granular certificate management, and a policy engine that facilitates mass deployment, while individual users appreciate the extensive add-on ecosystem and synchronized bookmarks, passwords, and settings across devices. Unofficial ports extend availability to FreeBSD, OpenBSD, NetBSD, illumos, and Solaris Unix, broadening the software’s reach within academic and server environments. Each incremental update—culminating in version 149.0.2—delivers security patches, compatibility fixes, and performance tweaks that keep pace with evolving web technologies. Mozilla Firefox is available for free on get.nero.com, with downloads provided via trusted Windows package sources such as winget, always delivering the latest version and supporting batch installation of multiple applications.

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