Firefox 143 Beta 1 (64-bit)

Check out the next version of Firefox before it's released

Windows 64 bit 41.00 MB Tested & Secure

Your download is being analysed and checked for errors, please wait

If your download doesn't start click here. Not working? Report the problem here.

Download torrents with ease using this lightweight client

The first of many official tools to enhance Windows

Backup your most important files & preferences using this free tool

Firefox 142.0

Firefox 140 includes vertical tabs

Open Source

Firefox 142.0 (64-bit)

Firefox 141 includes full-page translations

Open Source

Firefox for Linux 142.0

Firefox 141 includes vertical tabs

Open Source

Firefox for Mac 142.0

Firefox 141 includes vertical tabs

Open Source

Firefox 143 Beta 1 for Linux

Check out the next version of Firefox before it's released

Open Source

Firefox 143 Beta 1

Check out the next version of Firefox before it's released

Open Source