About Firefox Preview Nightly for Developers Nightly 200125 06:01
Firefox Preview Nightly is a developmental channel for new Firefox Preview releases. It is intended for advanced users only.
Nightly releases are not tested extensively before being published. They may be unstable; users can expect occasional crashes or data loss.
The Nightly channel allows experienced users and developers to provide feedback on features and performance to help determine what makes the final release.
Please email firefox-preview-feedback@mozilla.com with your comments, or file a bug on : Github.
Firefox Nightly automatically sends feedback to Mozilla. You can read more about telemetry privacy here.
Download Firefox Preview Nightly for Developers Nightly 200125 06:01
This release comes in several variants (we currently have 4). Consult our handy FAQ to see which download is right for you.
Version:Nightly 200706 06:01
Uploaded:July 6, 2020 at 10:20PM UTC
File size:82.12 MB
Downloads:620
Version:Nightly 200705 06:01
Uploaded:July 5, 2020 at 5:08PM UTC
File size:82.12 MB
Downloads:53
Version:Nightly 200703 06:16
Uploaded:July 3, 2020 at 5:20PM UTC
File size:82.09 MB
Downloads:48
Version:Nightly 200702 06:03
Uploaded:July 2, 2020 at 10:03PM UTC
File size:81.94 MB
Downloads:43
Version:Nightly 200701 06:01
Uploaded:July 1, 2020 at 4:25PM UTC
File size:81.94 MB
Downloads:60
Version:Nightly 200630 06:01
Uploaded:July 1, 2020 at 12:33AM UTC
File size:81.89 MB
Downloads:32
Version:Nightly 200629 06:01
Uploaded:June 29, 2020 at 4:28PM UTC
File size:81.92 MB
Downloads:47
Version:Nightly 200628 06:01
Uploaded:June 28, 2020 at 6:58PM UTC
File size:81.91 MB
Downloads:56
Version:Nightly 200627 06:01
Uploaded:June 27, 2020 at 9:18AM UTC
File size:81.91 MB
Downloads:58
Version:Nightly 200626 06:01
Uploaded:June 26, 2020 at 4:38PM UTC
File size:81.67 MB
Downloads:73