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Firefox 4.0 does not work what so ever on my Mac OS X. How can I get back the previous issue of Firefox?

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Firefox doesn't work in my Mac OS X. Firefox was working wonderful and then I got an updated version of Firefox and now my computer tells me that the new version won't operate in my computer. How do I get a version of Firefox that will operate in my Mac OS X?

Firefox doesn't work in my Mac OS X. Firefox was working wonderful and then I got an updated version of Firefox and now my computer tells me that the new version won't operate in my computer. How do I get a version of Firefox that will operate in my Mac OS X?

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http://www.mozilla.com/en-US/firefox/all-older.html

you will want to uninstall 4.0 first by clicking the firefox icon in your applications folder and dragging it to your trashcan. then, download and install from link mentioned above. hope this helps.

dankyhelpedyou modificouno o