What Is Windows Modules Installer Worker?
This system process “enables installation, modification, and removal of Windows updates and optional components”, according to its service description.
Windows 10 automatically installs operating system updates via Windows Update, so this process is likely just installing updates in the background. However, if you choose to uninstall an update or add or remove an optional Windows feature, the Windows Modules Installer Worker process will also need to do some work.
While the process is named Windows Modules Installer Worker on the normal Processes tab in Windows 10’s Task Manager, its file name is TiWorker.exe, and you’ll see that displayed on the Details tab.
However, Sometimes this process gets messed up and results in a high CPU usage. Also, sometimes it reaches >50% of CPU usage. Consequently, this process causes load on the system, thus hanging or freezing all the other processes. Slowed down PC or Frozen computer are the symptoms of this issue. Unlike other common errors, restarting the PC won’t work in this case. You must resolve this issue manually as it is not able to fix by itself.
How to Fix Windows Modules Installer Worker- High CPU Usage
Preventing Windows Modules Installer Worker from working is not a solution to its high CPU usage problem. As updates are essential. Instead, I have compiled 3 working and simple solutions for you. You don’t need a bag of full of computer knowledge or tools to use them. Just follow the step-wise guide that I’m providing. Let’s move further to the solutions for Windows Modules Installer Worker high CPU usage problem.
#Method 1 : Set Windows Update to Manual
This method works on the principle of switching the Windows Updates utilities from Automaticto Manual. So that it stops demanding power continuously. The major drawback of this method is that you have to keep looking for any Windows updates manually (weekly/monthly). Follo these steps in order to use this solution:
Step-1: Firstly, press the Windows + R key simultaneously in order to trigger the Run dialog box. Type services.msc in it and click Ok.
Step-2: In the Services window, locate and double-click on Windows Modules Installer. Its Properties window will open up.
Step-3: In the resultant window, go to Startup type and change it to Manual. Startup type will be present under the General tab. Afterwards, click on Apply and then Ok.
Step-4: Now go back to the Services window again. This time double-click on Windows Update. Its Properties window will open up just like earlier.
Step-5: In the resultant window, go to Startup type and change it to Manual. Then click on Apply and then Ok.
Step-6: Restart your PC. Check if your problem is solved by accessing the Task Manager (Start Menu-> Task Manager).
After the successful application of this method, Windows Modules Installer Worker CPU usage would return back to its normal value. This is the most accurate and easy method to resolve this issue.
#Method 2 : Use Windows Update Troubleshooter to Fix High CPU usage
This method uses the WindowsUpdateDiagnostic.diagcab tool (Windows Update Troubleshooter) to fix all the Windows Updates related issues. The Troubleshooter is easy to use and is able to rectify the Windows Modules Installer Worker high CPU usage problem in few minutes. Follow these steps in order to use this solution:
Step-1: Download Windows Update Troubleshooter from here.
Step-2: After setting it up, run the WindowsUpdateDiagnostic.diagcab tool.
Step-3: The tool will resolve issues by checking registry keys and certain other things. Therefore, the process may take some time. Have patience and wait until the process is complete.
Step-4: After the “Troubleshooting has completed” message appears on your screen, click on the Close button.
Step-5: Restart your computer. Check if your problem is fixed by accessing the Task Manager(Start Menu-> Task Manager).
After you use Windows Update Troubleshooter properly, it will fix all the Windows Updates related problem including, Windows Modules Installer Worker high CPU usage. The computer will start working normally.
#Method 3 : Scan virus
Viruses or malicious programs can be the cause of unusually high CPU errors caused by TiWorker.exe. So to fix the problem, you can use antivirus programs to find and remove viruses and malicious programs on your computer and to fix the error.
#Method 4 : Reduce the TiWorker process priority
Step-1 : Ctrl + Shift +Esc => Task Manager
2.You click tab : Details
3.You right click on TiWorker.exe, ,choose Set priority => Low
Tag :windows modules installer worker windows 10 , windows modules installer worker high cpu usage , tiworker exe windows modules installer worker