HOW TO CREATE A MESSAGE SCREEN IN WINDOWS THAT APPEAR BEFORE YOU LOGON

NOTE: Before doing this you have to make a backup of your Registry.

 
Making a backup of Registry
START – RUN
Type - regedit click OK
File   Export
Change the export range to ALL
Give a File Name and Save.
Double click on the saved file to Restore Registry.
STEPS
START – RUN
Type - regedit click OK
Expand HKEY_LOCAL_MACHINES
Expand SOFTWARE
Expand Microsoft
Expand Windows NT
Expand current version
Click Winlogon
Double click Legal Notice Caption
Give the Caption
Double click Legal Notice Text
Give the Text that you want to display
Restart your machine.