Recent answers to I have downloaded the new Firefox 4 on Mac OS X, getting message that I cannot use this version of Mac OS X and cannot get back open old 3.6.10 format either since it has been replaced. How can I get this to work or replace previous application?https://support.mozilla.org/km/questions/8038052011-03-30T13:21:08-07:00Firefox 4 requires at least OS X 10.5 and an Intel Mac.
http://www.mozilla.com/firefox/4.0/system-2011-03-30T13:21:08-07:00cor-elhttps://support.mozilla.org/km/questions/803805#answer-158593<p>Firefox 4 requires at least OS X 10.5 and an Intel Mac.
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<ul><li> <a href="http://www.mozilla.com/firefox/4.0/system-requirements/" rel="nofollow">http://www.mozilla.com/firefox/4.0/system-requirements/</a>
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<p>For Mac OS X 10.4.11 or Mac OS X 10.5.8 you can look at:
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<ul><li> <a href="http://www.floodgap.com/software/tenfourfox/" rel="nofollow">http://www.floodgap.com/software/tenfourfox/</a>
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<p>Firefox 3.6.x can be found here:
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<ul><li> <a href="http://www.mozilla.com/en-US/firefox/all-older.html" rel="nofollow">http://www.mozilla.com/en-US/firefox/all-older.html</a>
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