Choose between Windows (64-bit or 32-bit), macOS, or Linux.
While the installer is offline, the browser will still try to update itself once it has internet access. You can disable this in the settings if you need to remain on a specific version for testing. firefox developer edition download offline
Don’t just click the big "Download" button on the main landing page. Look for a link that says "Download Options" or "Other Platforms and Languages." Choose between Windows (64-bit or 32-bit), macOS, or Linux
By keeping an offline installer of Firefox Developer Edition in your toolkit, you ensure that your workflow never stops, regardless of your connection status. If you'd like, I can help you find the: Choose between Windows (64-bit or 32-bit)