Mozilla Firefox Beta for Mac

By Mozilla Free

Key Details of Mozilla Firefox Beta

  • Experience cutting-edge browser features and contribute to putting the final tweaks on performance and functionality
  • Last updated on 10/20/20
  • There have been 30 updates within the past 6 months
  • The current version has 0 flags on VirusTotal badge_icon
  • Also available on Android and Windows

Beta or prerelease software is not intended for inexperienced users, as the software may contain bugs or may potentially damage your system. We strongly recommend that users exercise caution and save all mission-critical data before installing or using this software.

Developer's Description

Help refine and polish the newest features almost ready for prime time. With Firefox Beta, you get to test the latest performance, customization and security enhancements before they make it to our next version. Have an impact by helping to put the finishing touches on features and functionality.

Full Specifications

What's new in version 83.0b1

  • WebRender is now activated on Intel Gen12 GPUs
  • There is now a "Print selection" context menu item
  • HTTP authentication prompt dialogs are now tab-modal instead of window-modal
  • You can now click on the "scroll" badge for scrollable elements to toggle highlighting of the overflow causing elements, which also have a new "overflow" badge next to them


Release October 20, 2020
Date Added October 20, 2020
Version 83.0b1

Operating Systems

Operating Systems Macintosh
Additional Requirements
  • macOS Catalina
  • macOS Mojave
  • macOS High Sierra
  • macOS Sierra
  • OS X El Capitan
  • OS X Yosemite
  • OS X Mavericks
  • OS X Mountain Lion


Total Downloads 121,975
Downloads Last Week 14
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