where is winlogon.exe located in windows
The process winlogon.exe runs in the background. Winlogon is a part of the Windows Login subsystem, and is necessary for user authorization and Windows activation checks. Note: The winlogon.exe file is located in the folder C:\Windows\System32. In other cases, winlogon.exe is a virus, spyware, trojan or worm! Check this with Security Task Manager.