[Solved] Windows Logon GUI Application

Overall, Windows logon GUI application high CPU usage is usually caused by performance settings and to fix it, you must apply changes to the settings. If the issue persists, it’s a good idea to perform a clean boot then see how things turn out. You don’t know your way around Windows and could use some help? Then this article is going to be of use to you. 


In use, Windows computers could run into various problems but regarding  Windows logon GUI application high CPU usage, you should keep these suspects in mind:

  • Performance settings
  • Third-party apps 


Solution 1: Change Performance Settings 

For your information, the performance settings of Windows influence the way that computers operate. That is why you should tweak the settings if you notice spikes in resource usage out of the blue. 

  • Step 1: Go to Search bar, type sysdm.cpl and press Enter to open System Properties. 
  • Step 2: Navigate to Advanced tab then hit Settings under Performance.
  • Step 3: Tick Adjust for best performance.
  • Step 4: Select Apply and choose OK.
  • Step 5: Restart your computer. 

Solution 2: Perform A Clean Boot 

  • Step 1: Go to Search bar, type msconfig and press Enter to open System Configuration.
  • Step 2: Navigate to Services tab, select Hide all Microsoft services and choose Disable all.
  • Step 3: Navigate to the Startup tab, hit Open Task Manager and disable everything you see.
  • Step 4: Close Task Manager, return to System Configuration and hit OK to save the changes.  
  • Step 5: Restart your computer. 

If the CPU usage of Windows Logon GUI returns to normal after clean boot, there is a good chance to conclude that a third-party app is the root of the problem. To be thorough, you should get rid of recently installed apps. After you finish, you could change back to normal startup.

  • Step 1: Go to Search bar, type msconfig and press Enter.
  • Step 2: On the General Tab of System Configuration, pick Normal Startup and click OK.
  • Step 3: Restart your computer once prompted.

Frequently Asked Questions

What exactly is Windows Logon GUI?

Windows Logon GUI is an essential component of the Windows operating system. The purpose of Windows Logon GUI is to load your user profile into the registry during the sign-in process. Furthermore, Windows Logon GUI monitors mouse/keyboard activity, locks the computer and starts screensavers after a long period of inactivity.

Is it possible to disable the Windows Logon GUI?

Yes, you could disable Windows Logon GUI via Task Manager. However, the role of Windows Logon GUI means disabling it will result in a wide range of hassles. For instance, if you disable Windows Logon GUI, your PC could shut down immediately and you’ll lose unsaved data. Because of that, it’s a good idea to leave Windows Logon GUI alone.

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