Mozilla Firefox icon

Mozilla Firefox

143.0

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4.1

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One of the most popular browsers around finally catches up in the browser race

Mozilla | 1 more apps |

updated on September 15, 2025

Download for Windows

Filename	Size	Architecture	AV Report
Firefox_Setup_143.0.exe	68.26 MB	x86	0 / 64 (Virus-Total report)
Firefox_Setup_143.0-x64.exe	79.1 MB	x64	0 / 62 (Virus-Total report)

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Additional info

License	Free
Minimum requirements	• Pentium 4 or newer processor that supports SSE2 • 512MB of RAM / 2GB of RAM for the 64-bit version • 200MB of hard drive space
Previous versions	142.0.1, 142.0, 141.0.3, 141.0.2, 141.0, view more... 140.0.4, 140.0.2, 140.0.1, 140.0, 139.0.4, 139.0.1, 139.0, 138.0.4, 138.0.3, 138.0.1, 138.0, 137.0.2, 137.0.1, 137.0, 136.0.4, 136.0.3, 136.0.2, 136.0.1, 136.0, 135.0.1, 135.0, 134.0.2, 134.0.1, 134.0, 133.0.3, 133.0
Operating system	Windows
Supported languages	Available in multiple languages
Other platforms	Android
Downloads	Total: 913 Last week: 3