Windows 7: How to Show a Custom Text Message Before Logon through Group Policy Preferences
This function tested with Domain Controller 2008 and Windows 7 Client.
To create do the following:
1- Open Group Policy Management console.
2- Right click on Default Domain Policy and click Edit. (That is just test, if you use practice, please create new GPO)
3- Go to Computer Configuration\Preferences\Windows Settings\Registry.
4- Now create 2 new Registry Item. Right click on Registry, click New and click Registry Item.
5- For message header, use:
Hive: HKEY_LOCAL_MACHINE
Key Path: SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System
Value name: legalnoticecaption
Value type: REG_SZ
Value data: Your Message Header (For example: Welcome to Contoso Network)
Click OK.
6- For your message Text, use:
Hive: HKEY_LOCAL_MACHINE
Key Path: SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System
Value name: legalnoticetext
Value type: REG_SZ
Value data: Your Message Text (For example: This is Test Message)
Click OK.
7- Close GPO Edit and GPMC.
8- Open CMD and run GPUPDATE /FORCE command.
9- Restart your Windows 7 Client.
10- Press Ctrl + Alt + Delete to logon.
11- Now, User can see your Message, before logon:
Here is Message on Windows XP client.
Again, that is just a simple test and meant to be fun.