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downloaded 4, logo has stop sign, can't open, not intel mac

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Have an imac g5, x.4.11 NOT a intel mac. Had firefox 3, downloaded 4, trashed 3. icon had stop sign thru. won't open now have no firefox at all. All this because I didn't have adobe flash player 9, thought I would upgrade all. yeah right

Have an imac g5, x.4.11 NOT a intel mac. Had firefox 3, downloaded 4, trashed 3. icon had stop sign thru. won't open now have no firefox at all. All this because I didn't have adobe flash player 9, thought I would upgrade all. yeah right

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

For Mac OS X 10.4.11 or Mac OS X 10.5.8 you can look at:

Firefox 3.6.x can be found here: