Sorry that cant help on your specific problem as I use Pinnacle Stduio 7. but do know that there are issues around sound sync with Pinnacle 9. I suggest the you pose your question here to get among lots of video experts for free advice.
The Evil Within 2 review-in-progress
InVision Studio takes on Adobe XD and Sketch
iPhone X news: Release date, price, new features & specs
Comment transformer un iPhone en borne Wi-Fi ?