Get the latest features, fast performance, and the development tools!

Firefox Developer Edition (32-bit)

Firefox Developer Edition 133.0b8 (32-bit)

  -  62.2 MB  -  Open Source

Sometimes latest versions of the software can cause issues when installed on older devices or devices running an older version of the operating system.

Software makers usually fix these issues but it can take them some time. What you can do in the meantime is to download and install an older version of Firefox Developer Edition 133.0b8 (32-bit).


For those interested in downloading the most recent release of Firefox Developer Edition (32-bit) or reading our review, simply click here.


All old versions distributed on our website are completely virus-free and available for download at no cost.


We would love to hear from you

If you have any questions or ideas that you want to share with us - head over to our Contact page and let us know. We value your feedback!

  • Firefox Developer Edition 133.0b8 (32-bit) Screenshots

    The images below have been resized. Click on them to view the screenshots in full size.

    Firefox Developer Edition 133.0b8 (32-bit) Screenshot 1
  • Firefox Developer Edition 133.0b8 (32-bit) Screenshot 2
  • Firefox Developer Edition 133.0b8 (32-bit) Screenshot 3