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Here’s how to permanently fix Taskhost.exe high CPU usage

You can also use a dedicated third-party tool to repair any corrupted .DLL files from your system. It scans and automatically fixes the files.

Restoro repair

Restoro is a reliable third-party DLL fixer, using automated systems and a full online library offully functional DLLs to replace and repair the the ones that are damaged on your PC.

All you need to do to run it is launch it, and then follow the on-screen instructions, sinceeverything else is pretty much automated.

This is how you can fix registry errors using Restoro:

  1. Download and install Restoro.
  2. Launch Restoro.
  3. Wait for it to find any system stability issues and possible malware infections.
  4. Press Start Repair.
  5. Restart your PC for all the changes to take effect.

Your PC should now work perfectly fine, and you will no longer have to worry about slow response times, BSoD errors, or anything of the sort.

Get Restoro

Disclaimer: This program needs to be upgraded from the free version in order to perform some specific actions.

2. Reset the Windows reliability monitor

  1. Open Control Panel.
  2. Click System and Security.Taskhost.exe problems system and security
  3. Now select Security and and maintenance Taskhost.exe High CPU
  4. Select the View reliability history hyperlink under the Maintenance tab.task host problems view reliability history
  5. The Windows reliability Monitor Window opens. Scroll and find the view all problem reports (near the bottom).taskhost exe high cpu usage reliability monitor
  6. Select Clear all problem reports in the next window.Taskhost.exe High CPU clear all problem reports
  7. Then click Clear all when prompted by the next dialog box.

Though not exactly popular, the reliability monitor feature has been part of the Windows operating system for some time now.

It keeps an eye on the system’s functionality and stability and will report on any critical occurrences that are affecting your PC.

Ironically, despite playing a crucial role in system maintenance, it can be the source of troubles on your PC, such as high CPU usage. To fix the problem, do the following:

Hopefully, your CPU usage will return to normal after performing these steps.

3. Check for corruption in system files

  1. Locate the search box on your taskbar and type PowerShell.
  2. Right-click on Windows PowerShell and choose Run as administrator then Yes.
    run as administrator Taskhost.exe
  3. Now type the following command (notice the spaces between dism.exe and / and each switch (/)): dism.exe /Online /Cleanup-image /Restorehealthtaskhost exe powershell
  4. DISM will try to find and replace any corrupted files. Wait for the process to finish and then restart your PC.
  5. Repeat Steps 1 and 2 from above.
  6. Type sfc /scannow and press Enter to run it.taskhost exe sfc scannow
  7. SFC will run and replace the affected files.
  8. Restart your PC

Problematic system files might also contribute to the Taskhost.exe high CPU error. You can check the status of these files and use the right tools to repair/replace those affected.

The first utility for this purpose is the powerful Deployment Image Service & Management Tool (DISM).

Learn everything you need to know about this great built-in tool, System File Checker, from our complete guide!

4. Scan your PC for malware

Since hackers may hijack the file and use it to corrupt and open countless other processes and put extra strain on your CPU, start with a virus check.

This will remove any traces of stressful infections on your computer and free up the CPU. Use a reliable antivirus and make sure its database is updated before starting.

We recommend you to use a third-party antivirus solution, enhanced with more extensive machine learning capabilities across multiple layers of protection. 

Get Bullguard

5. Restore your PC

  1. Locate the search box on your Taskbar and type restore point.
  2. From the displayed results, click Create a restore point.create a restore point Taskhost.exe High CPU
  3. Go to the System Protection option and select System Restore.system restore Taskhost.exe issues
  4. Select Next and select the restore point associated that you wish to revert to.taskhost.exe high cpu restore points
  5. Click Next then Finish.confirm your restore point Taskhost.exe High CPU
  6. Let the system run the restore. It will restart after it’s done.
  7. See if your computer is running normally.

If the Taskhost.exe high CPU issue arose after making some changes to your PC, for example, installing a new App or a driver/Windows update, it could be that your modification is what brought issues.

Tried to restore your PC but it did not complete successfully? Fix this error by following our guide.

The utility is an integral component of Windows, thus we wouldn’t encourage you to remove it. We hope that you managed to fix the problem with Taskhost.exe with one of our solutions. 

If you have any other suggestions or solutions that we should add to our guide, please write us a comment below.

This post was written by Madalina Dinita and was first posted to WindowsReport

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