I have been using Videopad for several years now, but never the issues i'm experiencing with version 8.45. I also have a new PC, Ryzen 7, 16gb 3200 RAM, 500GB SSD M2, so I know it's not the power of the computer.
Firstly, sometimes Clips freeze during the editing after making effect changes. My moving a parameter, the clip can return to normal. Secondly, rendering a video often does not complete, and cuts the video short or creates a frozen video. I recall this happening on my old PC a few times, but put this down to a lack of power. I make quite complex videos, but nothing that Videopad