Friday, August 14, 2009

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How To Shutdown Your PC Using Command Prompt | Various Shutdown Commands

How to shutdown, restart, logoff using the command prompt. Caution: Shutdown will logoff the current user. So, dont forget to save all your work before you try with shutdown command.

You can shutdown restart and do many other similar tasks using the Windows Command Prompt. This will come to use many a times if you are using batch files a lot. And would like to automate some Windows tasks.
Reach Command Prompt : 
There are many ways in which you can reach the command prompt... they are,
  • Click Start - All Programs - Accessories - Command Prompt.
  • Type CMD and enter in the run prompt.
  • Click Windows Key Along With R (run prompt) and Type cmd and enter.
  • In windows Vista and Windows 7 - Just click on start menu and type cmd and enter. Read more about How To Use Windows Start Menu Search.
Various Shutdown Commands:
1. shutdown /? This displays the help for the shutdown command.
2. shutdown -s this command will SHUTDOWN the system.
3. shutdown -r This command RESTARTs the system.
4. shutdown -a This command aborts (cancel) any shutdown process in progress including those initiated by your system administrator.

This is a quick reference to most frequently used parameters for shutdown command. 

Here is the original help information on Microsoft...

Allows you to shut down or restart a local or remote computer. Used without parameters.

Syntax :
shutdown [{-l|-s|-r|-a}] [-f] [-m [\\ComputerName]] [-t xx] [-c "message"] [-d[u][p]:xx:yy]Parameters

-l : Logs off the current user, this is also the default.
-m : ComputerName takes precedence.
-s : Shuts down the local computer.
-r : Reboots after shutdown.
-a : Aborts shutdown. Ignores other parameters, except -l and ComputerName. You can only use -a during the time-out period.
-f : Forces running applications to close.
-m [\\ComputerName] : Specifies the computer that you want to shut down.
-t xx : Sets the timer for system shutdown in xx seconds. The default is 20 seconds.
-c “message” : Specifies a message to be displayed in the Message area of the System Shutdown window. You can use a maximum of 127 characters. You must enclose the message in quotation marks.
-d [u][p]:xx:yy : Lists the reason code for the shutdown. The following table lists the different values.
Value Description
u - Indicates a user code.
p - Indicates a planned shutdown code.
xx - Specifies the major reason code (0-255).
yy - Specifies the minor reason code (0-65536).
In the command prompt type shutdown /? this brings the Help for shutdown command in windows. And If you have some doubts about command prompt feel free to post a comment.

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Haja Peer Mohamed H, Software Engineer by profession, Author, Founder and CEO of "bench3" you can connect with me on Twitter , Facebook and also onGoogle+

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2 comments

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ajay
AUTHOR
September 2, 2009 at 5:03 PM delete

what do u mean by user code or shut code how to set it??

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Anonymous
AUTHOR
September 3, 2009 at 11:20 AM delete

User Code Or Shut Code or some thing when you are working in an environment using RPC. Or if you are using Windows Server / Domain Controller.

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