Hiding the Last Logged On Username in the Logon Dialog (114463)


The information in this article applies to:

  • Microsoft Windows NT Workstation 3.5
  • Microsoft Windows NT Workstation 3.51
  • Microsoft Windows NT Workstation 4.0
  • Microsoft Windows NT Server 3.5
  • Microsoft Windows NT Server 3.51
  • Microsoft Windows NT Server 4.0
This article was previously published under Q114463
IMPORTANT: This article contains information about modifying the registry. Before you modify the registry, make sure to back it up and make sure that you understand how to restore the registry if a problem occurs. For information about how to back up, restore, and edit the registry, click the following article number to view the article in the Microsoft Knowledge Base:

256986 Description of the Microsoft Windows Registry

SUMMARY

It is possible to hide the user name of the last logged on user in the logon dialog box in Windows NT.

MORE INFORMATION

WARNING: If you use Registry Editor incorrectly, you may cause serious problems that may require you to reinstall your operating system. Microsoft cannot guarantee that you can solve problems that result from using Registry Editor incorrectly. Use Registry Editor at your own risk.

Start Regedt32.exe and locate the following registry key:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon

Add a REG_SZ value named DontDisplayLastUserName. Set the data value to 1 to enable the new feature. A data value of 0 disables the feature.

The Last Username Display can also be hidden without editing the Registry directly if you have the Windows NT Resource Kit.

  1. Click Start\ProgramsResource Kit 4.0
  2. Click Configuration\C2 Configuration
  3. Double click the line that reads "Last Username Display"
  4. Place a check in Hide the last username to login.
  5. Click Secure then OK.
Modification Type:MajorLast Reviewed:5/6/2003
Keywords:kbenv KB114463
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