What is winlogon.exe?

What is Winlogon.exe?

Winlogon.exe is a Windows Logon Application. It’s responsible for the login and logout procedures on your system. The winlogon process is important for the stable and secure running of your computer and should not be terminated. When you log into Windows, Winlogon.exe will load in and manage your logging in. After the computer start up, you will select a user name and sometimes enter a password. All those tasks are handled by Winlogon.exe.

Of course, in addition to those jobs, Winlogon.exe deals with many other complicated jobs in Windows. Winlogon.exe is often targeted by malware that modifies its function and memory usage. Increased memory usage by this process might indicate that it has been "hijacked". Virus will use Winlogon.exe to spread itself all over your computer and download various malicious programs, some of which you may not even know. Scan your computer with Auslogics Antivirus to remove winlogon.exe virus.

Winlogon is usually located in the %SYSTEM% folder and its usual size is 468,992 bytes. However, you might have other legitimate winlogon.exe instances running on your computer.