Don't go in this forum. They should be posted to the Windows Beta Testing forum, here: viewforum.php?f=57
* Windows Scrivener 3 *is* currently beta software. It is quite likely that any odd behavior you are seeing is a bug, so you should put your question where the people responsible for fixing bugs are more likely to see it.
* Windows Scrivener 3 has different functionality in several important respects. Posting here makes it less likely that the people seeing your question will be able to help you.