Firefox Beta and Developer Edition
Release Notes
Release Notes tell you what’s new in Firefox. As always, we welcome your feedback. You can also file a bug in Bugzilla or see the system requirements of this release.
Firefox Beta — English (US)
Your system may not meet the requirements for Firefox, but you can try one of these versions:
Firefox Beta — English (US)
Firefox Beta is no longer supported on Windows 8.1 and below.
Please download Firefox ESR (Extended Support Release) to use Firefox.
Firefox Beta is no longer supported on macOS 10.14 and below.
Please download Firefox ESR (Extended Support Release) to use Firefox.
- Download Firefox Beta
- Download Firefox Beta
- Download Firefox Beta
- Download Firefox Beta
- Download Firefox Beta
- Download Firefox Beta
- Download for Linux 64-bit
- Download for Linux 32-bit
New
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Bookmarks created on mobile devices are now shown in "Mobile Bookmarks” folder in the drop down list from the toolbar and Bookmarks option in the menu bar in Desktop Firefox
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Added Burmese (my) locale
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Clearer and more detailed information for download items in the download panel
Developer
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Create your own custom devices in Responsive Device Mode
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Additional changes for web developers
Get the most recent version
Firefox Beta — English (US)
Your system may not meet the requirements for Firefox, but you can try one of these versions:
Firefox Beta — English (US)
Firefox Beta is no longer supported on Windows 8.1 and below.
Please download Firefox ESR (Extended Support Release) to use Firefox.
Firefox Beta is no longer supported on macOS 10.14 and below.
Please download Firefox ESR (Extended Support Release) to use Firefox.
- Download Firefox Beta
- Download Firefox Beta
- Download Firefox Beta
- Download Firefox Beta
- Download Firefox Beta
- Download Firefox Beta
- Download for Linux 64-bit
- Download for Linux 32-bit