What is TiWorker.exe Windows Modules Installer Worker that Causes High CPU Usage?

You may find that you get high CPU or Disk Usage issues with the Windows Modules Installer Worker on your Windows. You see that it uses more than 50% and even sometimes up to 100% of CPU resources. Well, it is important for you to know that high CPU, RAM and Disk usage issues usually happen in Windows, Windows 8.1 and Windows 10.

Windows Modules Installer Worker usually is one of the most common system processes which take up computer resources and it is also known as TiWorker.exe. When you see the Windows Task Manager, you may see that this system process uses more than 50% of CPU resources and sometimes more than that. So, it makes 100% Disk Usage error on your Windows 10 computer. It makes all the resources of your computer have been used and consequently it makes your computer and its apps run slowly and even freeze.

Automatically, Windows 10 installs OS updates through Windows Update. This process is just installing updates in the background. In case you select to uninstall an update or add or even delete an optional Windows feature, the process of Windows Modules Installer Worker will have to do some work. The name of the process is Windows Modules Installer Worker on the normal Processes tab in the Task Manager of Windows 10. But the name of the file is TiWorker.exe and you are able to see it on the Details tab.

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On Patch Tuesday, Microsoft releases updates. Also, they release updates on other days if they need to do it. In case this process is using a lot of CPU, it seems that your PC just downloaded new updates from Microsoft.

How To Fix TiWorker.exe Windows Modules Installer Worker High CPU in Windows 10

There are some methods that you are able to try to perform on your PC to fix TiWorker.exe Windows Modules Installer Worker High CPU in Windows 10. You can try to fix it by using the first method below, but if it cannot help you then you can try the second method and so on.

1. Restarting Windows Update Service

This is a simple method. Nevertheless, sometimes it can work for fixing some issues including TiWorker.exe Windows Modules Installer Worker High CPU issue. To be able to restart your Windows Update Service is to press Windows and R together to open the Run dialog box. And there, you have to type: services.msc. It will open a Windows Service application. Then, you have to find Windows Update and then right click on it. After that, you have to choose the Restart option from the context menu.

2. Refreshing Windows Update By Removing SoftwareDistribution Folder

If there is a new Windows update available, your PC will download them. They will be kept in a folder named SoftwareDistribution. It will use those downloaded files to be able to install into your PC. If one of the downloaded files is corrupted, Windows update is not able to install updates properly. So, it will make a high CPU or Disk Usage issue on your PC.

So, you are able to remove the Software Distribution folder from your PC. Then, you have to check for updates again. If you do this, it will help you to clean up all downloaded files and force Windows Update to download all those files.

Do you want to perform this method to fix the issue? If so, you are able to start it with pressing Windows + R and then you have to type: services.msc. After that, you have to search for Windows Update and then stop this service from running. If you have stopped Windows Update from running, now you have to access C:\Windows\ and then search for the SoftwareDistribution folder. If you find it, you have to delete it. After doing this, you are able to reboot your Windows PC and then you can check for updates again.

3. Using Windows Update Troubleshooter

If you find any issues with your Windows including high CPU usage of TiWorker.exe Windows Modules Installer Worker, you are able to use Windows Update Troubleshooter. It can be used for diagnosing and troubleshooting all problems which are related to Windows Update automatically. Even a lot of experts recommend it.

This troubleshooter is very simple and easy to use if the issue on your PC is not too complicated. If you want to use it for fixing issues regarding the Windows Modules Installer Worker system process, you are able to do it by accessing the Control Panel and then go to the Troubleshooting. After that, you have to find View All in the left panel and then choose Windows Update. After you open the Windows Update Troubleshooter, now you have to click on the Next button and you have to follow the steps which are presented on your screen to diagnose and fix your Windows Update issue automatically.

4. Using System File Checker Tool To Scan And Fix Corrupted System Files

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If one or some system files related to Windows Update are corrupted, your PC may experience a high resource usage issue. So, you are able to fix it by using the System File Checker tool to be able to scan and fix the files automatically.

How to perform this method to fix the problem? You are able to start it by pressing Windows + X to open the context menu. After that, you have to choose the Command Prompt (admin) option to be able to open Command Prompt as an administrator user.

When you are in the Command Prompt application, you have to use this command to run the tool: sfc /scannow. After that, you have to hit the Enter key. Now, the System File Checker tool will begin to search for corrupted or missing system files on your Windows PC. Also, it will fix or replace them if it is possible. When the process is running, you have to wait until it is done. If the process of searching and fixing is done, you are able to reboot your PC. It is important for you to note that when the SFC tool is working, never interrupt it.