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My apologies for not making the following reference to you when I provided an answer to your question.
The link you need to watch can be found at https://www.youtube.com/watch?v=hU_TuALAlJk Uninstall everything and reinstall as Michael Brown has advised.
Michael runs a company that specialises in the building of PCs predominantly for X-Plane. Laminar Research recommends Michael's company as the only PC supplier in the USA
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