Answer by  
                                                                                          Javete (11)
                                                            
                          
                          
                                                          Click Start,Run, then Regedit and OK
 
 Look for the following keys:
 
 HKEY_CURRENT_USER/Control Panel/Desktop
 WaitToKillAppTimeout - change the value 20,000 for 4000.
 
 HKEY_LOCAL_MACHINE/System/CurrentControlSet/Control
 WaitToKillAppTimeout - change the value 20,000 for 4000