HOW TO CUSTOMIZE THE PASSPORT PROMPT MESSAGE ??

Taking the previous registry tweak to a higher level, it is actually possible to customize the welcome displayed on the password prompt dialog box. This can be done by simply following the steps below:- 

STEP 1: Click on Start Menu and open run command and type regedit. (WINDOWS + R)

STEP 2: Browse to the following registry file:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WindowsNT\CurrentVersion\Winlogon

STEP 3: Create a new string entry called Logonprompt and change its data value to the customized message text that you want to me displayed at the log on prompt.

STEP 4: Exit the Windows Registry and restart the Windows session for the change to be applied.