By using DaRT, you can analyze an issue to determine its cause, for example, by inspecting the computer’s event log or system registry.ĭaRT also provides tools to help you fix a problem as soon as you determine the cause. DaRT is a powerful set of tools that extend the Windows Recovery Environment (WinRE). This includes those desktops that cannot be started. Microsoft Diagnostics and Recovery Toolset (DaRT) 7 helps you troubleshoot and repair Windows-based desktops.