The File menu allows you to close the program.
 
File menu 
 Monitor a Process... 
 displays the process chooser to allow you to choose which process to monitor.
File menu 
 Stop Monitoring 
 stops monitoring the process and clears the display.
File menu 
 Load Wait Chain Information... 
 loads wait chain information from a file and displays it.
File menu 
 Save Wait Chain Information... 
 save wait chain information to a file.
 
This can be useful for saving wait chain information for diagnosis at a later time, and for diagnosis by a colleague.
File menu 
 Exit 
 closes Thread Wait Chain Inspector