You need to uninstall the plugin software to remove the license from your machine.

• On Mac, go to: /Applications/GenArtsSapphireEdgeFxPlug/ and click on "Uninstall SapphireEdge."
  • Follow the instructions and elect to register your uninstall over the web.
  • If your machine is not connected to the web, then
    • Select "Display an uninstall code to register on another computer's web browser."
    • Follow the instructions to register the uninstall via another machine.