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Using Vista operating system Firefox Version 3.05 tried to update to new version but after download it goes to run then my only option is save the file it will not run the file.

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dls2011
dls2011
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the firefox set 7.01 up file can be downloaded but will not run do I have to update to 4 the 5 up to 7?

download run setup unable too run setup everytime

the firefox set 7.01 up file can be downloaded but will not run do I have to update to 4 the 5 up to 7? download run setup unable too run setup everytime