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firefox 45 will not update

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I get an error message saying, "software update failed" when attempting auto or manual update to version 46. When I try to download a clean copy of version 46 the download insists that it is version 43.0.1. HELP!! Jimmy Cosby

I get an error message saying, "software update failed" when attempting auto or manual update to version 46. When I try to download a clean copy of version 46 the download insists that it is version 43.0.1. HELP!! Jimmy Cosby

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