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I can't update Firefox due to "Cannot open output file" error.

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  • 2 have this problem
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  • Last reply by FredMcD

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Whenever I try to run the Firefox installer, I get this error message saying "cannot open output file"

Whenever I try to run the Firefox installer, I get this error message saying "cannot open output file"

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What version are you trying to install and where did you get the file at?

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Some protection programs don't like the update/install stubs. Go here for the full installer.

http://www.mozilla.org/en-US/firefox/all/ Download Firefox For All Languages And Systems