ShutdownEr will log off,reboot or shutdown Windows (and on some PCs, will switch it off) at a time you specify.You can log off, shutdown or reboot by pressing a single key on the keyboard. You can even shutdown a PC on a network or view its desktop. You can shutdown after a set time period(e.g 30 min) or at a time. You can monitor a window (e.g download window) and when it closes, choose to shutdown windows.