This site will have limited functionality while we undergo maintenance to improve your experience. If an article doesn't solve your issue and you want to ask a question, we have our support community waiting to help you at @FirefoxSupport on Twitter and/r/firefox on Reddit.

Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

Where can I find previous versions of Firefox for testing

  • 3 odgovori
  • 36 ima ovaj problem
  • 23 views
  • Posljednji odgovor poslao rmeske

more options

We develop web based training and need to be able to test for compatibility with older versions of Firefox. Where can we download an official copies of each version?

We develop web based training and need to be able to test for compatibility with older versions of Firefox. Where can we download an official copies of each version?

All Replies (3)

more options

Odabrano rješenje

more options

this makes no sense at all!

more options

When you are developing web apps and need to support multiple browser platforms you must be able to test even previous versions. Not everyone upgrades immediately with each new release of software, especially corporations.