Step 1 - Open Run command from start menu type shutdown -i and hit enter.
Step 2 - A new window will open named as Remote Shutdown Dialogue in which click on Add button.
Here enter the victim's IP address in this format - 192.168.0.1 and enter victim's PC name in this format abc_pc Where abc is victim's PC name. Click on OK.
Step 3 - Select the action that you want to perform with the victim from the drop down menu . If you want to warn the victim about this action, select the check box "Warn users of the action" then set time, display warning for 30 seconds or more.
Step 4 - Now in Shutdown event tracker section check the Planned box and from the drop down menu select Application : Installation Planned
Step 5 - You can type the comments that will be displayed in victims PC. Click on OK. The victim will see a System Shutdown Windows with time and comments that you had been set.
That's it your work has been done.