Mozilla Firefox Beta

140.0b1

Mozilla

Dev Onboard

3 reviews

24.4 k downloads

Try the latest features in the Mozilla browser

Older versions of Mozilla Firefox Beta

Download previous versions of Mozilla Firefox Beta for Windows from Uptodown if you can't install the latest one. Sometimes, new versions do not work as they should due to bugs or incompatibility of Mozilla Firefox Beta with your current device, so this previous version history will help you find a solution to your problems. Uptodown offers previous versions of Mozilla Firefox Beta that are compatible with various Windows architectures so you can install the most suitable file on your device. This Mozilla Firefox Beta file history provides you with a fast and secure way to get the version you need.

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exe 140.0b1 May 28, 2025

exe 139.0b7 May 13, 2025

exe 138.0b7 Apr 15, 2025

exe 137.0b10 Mar 25, 2025

exe 137.0b1 Mar 4, 2025

exe 136.0b7 Feb 18, 2025

exe 136.0b4 Feb 11, 2025

exe 135.0b7 Jan 21, 2025

exe 135.0b4 Jan 14, 2025

exe 135.0b1 Jan 7, 2025

exe 134.0b5 Dec 6, 2024

exe 134.0b1 Nov 26, 2024

exe 133.0b1 Oct 29, 2024

exe 132.0b7 Oct 15, 2024

exe 132.0b1 Oct 1, 2024

exe 131.0b7 Sep 17, 2024

exe 131.0b1 Sep 3, 2024

exe 130.0b6 Aug 19, 2024

exe 128.0b7 Jun 25, 2024

exe 128.0b1 Jun 11, 2024