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Firefox not finding internet. Tried downloading to overwrite but that says it is corrupt

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I am able to use internet explorer to go onto the internet so have no problems with connection. Firefox fails to download when I try to overwrite saying that the version is corrupt on your website. Please advise

I am able to use internet explorer to go onto the internet so have no problems with connection. Firefox fails to download when I try to overwrite saying that the version is corrupt on your website. Please advise

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It is possible that your anti-virus software is corrupting the downloaded files or otherwise interfering with downloading files by Firefox.

You can try to disable the real-time (live) scanning of files in your anti-virus software temporarily to see if that makes downloading work.

See also http://kb.mozillazine.org/Unable_to_save_or_download_files


Your above posted system details show multiple Java Console extensions. You can uninstall (remove) the Java Console extensions and disable the Java Quick Starter extension, you do not need them to run Java applets.

See http://kb.mozillazine.org/Java#Multiple_Java_Console_extensions

See also http://www.java.com/en/download/help/quickstarter.xml - What is Java Quick Starter (JQS)? What is the benefit of running JQS? - 6.0

Disable the Java Quick Starter extension: Tools -> Addons -> Extensions Control Panel -> Java -> Advanced tab -> Miscellaneous -> Java Quick Starter (disable)