Lsalso.exe – High CPU Usage and How to Fix

If you’ve noticed your computer running slower than usual, or your CPU usage is unusually high, it might be due to the Lsalso.exe process. In this article, we’ll explore what Lsalso.exe is, why it could be causing high CPU usage, and how to fix it.

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What is Lsalso.exe and what does it do?

LSAISO.exe is a process in Windows 10 that manages security policies in the operating system. It’s responsible for everything related to user authentication, such as checking passwords and verifying logins. However, LSAISO.exe can cause high CPU usage, which can slow down your computer. To fix this problem, you can try several resolutions, including checking for malware infections, disabling Credential Guard & KeyGuard, and using Debugging Tools. If you’re experiencing high CPU usage, you can use Task Manager to identify the culprit and eliminate the process causing the issue. Additionally, if you’re running Windows Server 2016, you can use Fortect to scan your computer for errors.

Is Lsalso.exe safe for my computer?

Lsalso.exe is a legitimate Windows component that is safe for your computer. However, it can cause high CPU usage, which may slow down your system. To fix this issue, open Task Manager, locate Lsalso.exe under the Processes tab, and end the process. If the problem persists, try disabling Credential Guard or KeyGuard in your Windows 10 edition. You can also run a malware scan using reliable software like Windows Defender or Fortect. If you are still experiencing CPU issues, you may need to use Debugging Tools or seek professional help. In any case, be cautious when downloading files and keep your computer in a secure environment.

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Common errors associated with Lsalso.exe

  • Identify the common errors associated with Lsalso.exe
    • High CPU usage
      Identify the common errors associated with Lsalso.exe
High CPU usage
    • Slow system performance
  • Close any unnecessary programs running in the background
    • Open Task Manager by pressing Ctrl+Shift+Esc
    • Click on the Processes tab
    • Identify any programs using a high amount of CPU or memory
    • Right-click on the program and select End task
      Identify any programs using a high amount of CPU or memory
Right-click on the program and select End task
  • Scan your computer for malware
    • Download and install a reputable anti-malware program
    • Run a full system scan
      Download and install a reputable anti-malware program
Run a full system scan
    • Follow the program’s instructions to remove any malware found
  • Update or reinstall your drivers
    • Identify the device drivers associated with Lsalso.exe
    • Visit the device manufacturer’s website to download the latest drivers
      Identify the device drivers associated with Lsalso.exe
Visit the device manufacturer's website to download the latest drivers
    • Install the drivers and restart your computer
  • Disable unnecessary startup programs
    • Open Task Manager by pressing Ctrl+Shift+Esc
    • Click on the Startup tab
    • Identify any unnecessary programs that are set to start with Windows
    • Select the program and click Disable
      Identify any unnecessary programs that are set to start with Windows
Select the program and click Disable

Removing Lsalso.exe from your computer

To remove Lsalso.exe from your computer, first identify the source of the high CPU usage. Open Task Manager and locate the process, then end it. If it reappears, run a malware scan with Windows Defender or another trusted antivirus program. If the issue persists, download a reliable anti-malware program and use it to scan your system. If Lsalso.exe is a legitimate program, update it or reinstall it. If it is a malware infection, delete all related files and registry entries. For Windows 10 users, consider enabling Credential Guard and KeyGuard to prevent Lsalso.exe from accessing sensitive information. In some cases, LSA Isolated may be the cause of the issue – disable it through the Group Policy Editor. If all else fails, seek professional assistance.

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