Perfect Shutdown for Windows - Version 1.2.3 Perfect Shutdown for Windows allows you toautomatically shutdown, reboot, and logoff yourcomputer. In active state PSD located as icon in yoursystem tray. You can choose to click it with the leftmouse button, and it shutdowns or reboots yourcomputer. You can set a keyboard shortcut for anyaction. If your PC supports APM (Advanced PowerManagement) or ACPI (Advanced Configuration and PowerInterface) you can choose to power off your computerafter shutdown.