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how should you download firefox 3.6 if notice states signature cannot be verified?

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I am on the mozilla website and would like to download firefox3.6.When the prompt comes up to download it says to click run.When I click run,shortly there after a security screen comes up saying the software signature cannot be verified and suggests not continuing with the download for security reasons? what do you suggest I should do,thank you

I am on the mozilla website and would like to download firefox3.6.When the prompt comes up to download it says to click run.When I click run,shortly there after a security screen comes up saying the software signature cannot be verified and suggests not continuing with the download for security reasons? what do you suggest I should do,thank you

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Did you download Firefox from here? If you did, you are safe to download it.


http://www.mozilla.com/en-US/