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.

Avatar for Username

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

Natao arisiva ity resaka mitohy ity. Mametraha fanontaniana azafady raha mila fanampiana.

Fire fox 4 doesnt work on my Mac Os X 10.4 system. Why?

  • 1 valiny
  • 12 manana an'ity olana ity
  • 3 views
  • Valiny farany nomen'i cor-el

doobyadov
doobyadov
more options

I needed an update to my old version of Firefox 2. I downloaded the firefox 4 version. And when i finished downloading and putting the icon in the applications folder I tried to press the icon and it gave me a message "you cannnot use the application Firefox with this version of Mac Os X"

I needed an update to my old version of Firefox 2. I downloaded the firefox 4 version. And when i finished downloading and putting the icon in the applications folder I tried to press the icon and it gave me a message "you cannnot use the application Firefox with this version of Mac Os X"

All Replies (1)

cor-el
cor-el
  • Moderator
  • Top 10 Contributor
more options

Firefox 4 requires at least OS X 10.5 and an Intel Mac.

You are unfortunately out of luck with an Intel Mac and OS X 10.4.11.

Firefox 3.6.x (Mac OS X 10.4 and later) can be found here: