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upgrade to v4 lost all add-ins, incldg Norton/Semantec

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The upgrade to v4 resulted in no add-ins. All were lost, including 1 Norton and 1 Semantec. After I manually added 2 other add-ins from the mozilla site, clicking on add-ins still took me to the website, rather than to managing add-ins, such as enabling, disabling, updating.

The upgrade to v4 resulted in no add-ins. All were lost, including 1 Norton and 1 Semantec. After I manually added 2 other add-ins from the mozilla site, clicking on add-ins still took me to the website, rather than to managing add-ins, such as enabling, disabling, updating.

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Norton is currently incompatible with Firefox 4.0.1 See Norton product compatibility with Firefox Updates