You can even create a batch file (.bat) and execute it. For that open notepad, type the command and save the file as filename.bat which creates a batch file and double-click that batch file to start execution of your commands.
Syntax for System Shutdown Timeout
Shutdown -s -t xxxx
xxxx is the time in seconds to be specified for timeout.
Note: Command to abort a started timeout is: Shutdown -a
Here is the complete usage of DOS shutdown command for further reference:
shutdown [-i | -l | -s | -r | -a] [-f] [-m \computername] [-t xx] [-c “comment”] [-d up:xx:yy]
No args Display this message (same as -?)
-i Display GUI interface, must be the first option
-l Log off (cannot be used with -m option)
-s Shutdown the computer
-r Shutdown and restart the computer
-a Abort a system shutdown
-m \computername Remote computer to shutdown/restart/abort
-t xx Set timeout for shutdown to xx seconds
-c “comment” Shutdown comment (maximum of 127 characters)
-f Forces running applications to close without warning
-d [u][p]:xx:yy The reason code for the shutdown
u is the user code
p is a planned shutdown code
xx is the major reason code (positive integer less than 256)
yy is the minor reason code (positive integer less than 65536)