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.

ابحث في الدعم

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

i downloaded firefox to my mac os 10.5.8 and when i tried to install it, it said that it's not supported on my mac. The firefox icon has a slash thru it. Do i need an earlier version of ffox? or?????

  • 1 (رد واحد)
  • 61 have this problem
  • 5 views
  • آخر ردّ كتبه cor-el

more options

when i clicked downloads to install FF into my Apps folder, the FF icon has a circle and slash thru it. it said it's not supported by this architecture. I looked on "system requirm'ts" and my os ought to be supported...????

when i clicked downloads to install FF into my Apps folder, the FF icon has a circle and slash thru it. it said it's not supported by this architecture. I looked on "system requirm'ts" and my os ought to be supported...????

All Replies (1)

more options

Firefox 4 doesn't run on a PowerPC Mac.

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

For an unofficial Firefox 4 compatible version (TenFourFox) that runs on PowerPC Macs with OS X 10.4.11 or OS X 10.5.8 you can look at:

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