Each Connection shows a list of downloads. These are database records maintained by the Downloader service to manage the download process, and may or may not correspond to files currently on disk.
...
Changes to download status and progress are automatically sent from the service, and will be reflected in any connected client application regardless of the source.
A number of on-demand actions are available for each specific download, depending on its status. These are accessed via context menu on the applicable row. All actions are invoked via the Downloader service.
...