At the time of Windows boot up a popup message can be added which contains any message you wish to display. In many organizations there a display of a message to display instructions or policies of Organization etc. in Windows, whenever you boot it.
Here is how you can do it too:
Open Registry Editor (Go to Start Run type Regedit & press enter)
Navigate to : HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System
In the Right Side pane select & open LegalNoticeCaption and enter a value that you want to see in the Menu Bar.
Next to it open LegalNoticeText and insert the message you want to display each time Windows boots.
Close Registry & Restart for changes to take effect.
