How can I change the time period used for displaying the password expiration message?

A. Follow Instructions below:

1. Start the Registry editor (regedit.exe)
2. Goto the key HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon
3. From the Edit Menu, click New - DWord
4. Type the name PasswordExpiryWarning and press enter
5. Double click on the new value you have created and set to the number of days prior to the expiration you want the message to appear.