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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

Experience cutting-edge browser features and contribute to putting the final tweaks on performance and functionality.

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.



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Full Specifications

GENERAL
Release
Latest update
Version
86.0b4
OPERATING SYSTEMS
Platform
Mac
Operating System
Mac OS X
Additional Requirements
  • macOS Big Sur
  • macOS Catalina
  • macOS Mojave
  • macOS High Sierra
  • macOS Sierra
  • OS X El Capitan
  • OS X Yosemite
  • OS X Mavericks
  • OS X Mountain Lion
POPULARITY
Total Downloads
122,368
Downloads Last Week
3

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User Reviews

2.7/5

78 User Votes


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