UserLock Documentation
UserLock Documentation

UserLock Frequently Asked Questions

How can I manually uninstall the UserLock agent from a workstation?

For the GINA agent (NT4/2000/XP/2003)

Start the Operating System in safe mode (without network).

Remove the following registry key: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\GinaDLL
You can download a reg file here to do it.

For the Windows Vista/W7/W2008/W2008 R2/W8/W2012 Agent

32 bits Operating Systems:

  • Open the Windows service console.
  • Stop the UserLock Agent service.
  • Open a cmd console.
  • Type the command (to unregister the service) c:\Windows\System32\ULAgentExe.exe /UNREGISTER
  • Type the command (to delete UlAgentService) c:\Windows\System32\ULAgentExe.exe /SERVICE u

64 bits Operating Systems:

  • Open the Windows service console.
  • Stop the UserLock Agent service.
  • Open a cmd console.
  • Type the command (to unregister the service) c:\Windows\SysWOW64\ULAgentExe.exe /UNREGISTER
  • Type the command (to delete UlAgentService) c:\Windows\SysWOW64\ULAgentExe.exe /SERVICE u