There a few options to configure in the Scanning > Settings > General Settings area of the application. The most critical settings is to setting your Windows domain(s). It is important to included all relevant Windows Domains or that information cannot be included in the DeepSurface Threat Model. Additionally, there are options to tell DeepSurface when to ignore stale data and what recon TCP Ports DeepSurface should use.
If there are any errors or configuration alerts present that are related to these seettings, an alert will appear at the top of the screen with more information as seen in the screenshot below: