{Solved} Fix Windows Modules Installer Worker High CPU Usage


Windows 10, these days are going through lots of updates. Along with the updates come several installation errors. And here we are to discuss and suggest the solutions to Windows modules Installer worker.

While the installation, updates are running in the background. It acquires a lot of disk and CPU storage to accomplish the task. If you check the task manager, then you spot that installation at times uses a good amount of disk and CPU resources. It is not normal for a task to occupy this amount of space. As a conclusion to it, Windows Modules Installer Worker in Windows 10 may stop working and disappear from the task manager.

The reason behind this High CPU usage is not known precisely but some standard errors are the presence of virus and malware, old version drivers or corrupted files. It leads to bad performance of the system and problems in Updates.

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How to Fix Windows Modules Installer Worker High CPU Usage

Some of the best fixes that can be applied to the issue are stated below.

Method 1: Use of Windows Update Troubleshooter

It is the primary step towards solving Windows Modules Installer Worker High CPU occupying error. Troubleshooter isn’t practical at an excellent level but can fix the issues at the ground level. The steps to run the troubleshooter are written below.

1. At First, Go to Start Menu.

2. Then type Control Panel in the Search Field.

Type Control Panel

3. Afterward, from the opened windows; search for Troubleshooting.

4. Then Click on it to open troubleshooter.


5. On the left panel of the opened window, Click on View All.

View All
View All

6. Then Select Windows Update and follow the instructions as prompted on the screen.

Windows Update

7. Wait for the troubleshooting to be terminated.

Start the installation again and open the Task Manager to see if the CPU usage is lowered. If not, then read other methods.

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Method 2: Setting Windows in Manual Mode

The updates and installation are automatic by default. Setting the Windows Modules Installer Worker can resolve the problem of High CPU. The steps to be followed are lined below:

1. At First, Press Windows Key and R button at the same time to open the Run box.

2. Then Type services.msc and click OK.

Type Services.msc

3. Afterward, from the opened window, Search for Windows Modules Installer.

4. Then Double Click on it.

5. A property window will open.

6. Afterward, set the Startup Type to Manual.

7. Then click OK to apply the changes made.

Windows Modules Installer

8. The CPU usage through this shall return to its normal window. If not, the stop Windows 10 Updates.

If using WiFi:

1. First, Go to Start menu.

2. Then Click on Settings and open Network & Internet.

Network & Internet

3. Then, Go to Wifi Settings and Click on Advanced Options tab.

4. Afterward, tick on Set as metered connection.

Set as metered connection

If using Ethernet:

1. At First, Press Windows Key and R button at the same time to open the Run box.

2. Then Type regedit and click OK.

Type regedit
Type regedit

3. Afterward, click Yes when User Access Prompt opens.

4. It will help your system Registry Editor.

5. Then Go to

HKEY_LOCAL_MACHINE > SOFTWARE > Microsoft > Windows NT > CurrentVersion > NetworkList > DefaultMediaCost


6. Afterward, right Click on the DefaultMediaCost and select Permissions.

DefaultMediaCost Permissions
DefaultMediaCost Permissions

7. Then Click on Add.

windows modules add
windows modules add

8. Afterward, type your User Name into entering the Object Names to select and Click Check Names.

9. Then click OK.

Check Names
Check Names

10. Then Click on the user you just added.

11. Afterward, check the box labeled as Allow for Full Control.

12. Then Click OK.

full control

13. Afterward, double Click on Ethernet.

14. Then Set its Value Data to 2 and Click OK.

ethernet value data

15. Then close the Window.

16. Finally, reboot your System.

Check the task manager and restart the installation to see the CPU usage.

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Method 3: Remove the Software Distribution Folder to refresh Windows Update

Whenever the Windows prompt for a new update, the files did store in Software Distribution Folder. If any of the files are corrupted among them.

1. First, Go to My PC.

2. Then open Local Disk C.

3. Then Open the Windows Folder.

windows folder

4. Afterward, search for the Software Distribution Folder.

5. Then remove the selected folder.

softwaredistribution folder

Now try updating the Windows 10 again and see if Windows Modules Installer Worker is processing at low CPU usage.

Method 4: Restart Windows Update Service

The steps to restart the Windows Update Service are given below:

1. At First, Press Windows Key and R button at the same time to open the Run box.

2. Then Type services.msc and click OK.

Type Services.msc

3. Then search for Windows Update and Right Click on it.

4. Afterward, select the Restart Option.

Windows Update Service Restart

I hope this fixes the Windows Modules Installer Worker High CPU usage problem.

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Method 5: Find and fix the corrupted files using the DISM tool

The steps to be followed are given below:

1. Firstly, Go to the Start Menu.

2. Then type cmd in the Search bar.

3. And then Now, Open Command Prompt and Run As Administrator.

Command Prompt Run as Administrator

4. Afterward, type the given below command and press Enter.
Dism.exe /Online /Cleanup-Image /Restorehealth


5. Then The DISM tool will scan the problem and resolve the issue.

6. Finally, restart your system.

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Method 6: Update your Device Drivers

The old and incompatible drivers on your system can lead to issues like Windows Modules Installer Worker High CPU usage. As one of the fixes to the problem try updating the drivers.

1. At First, Download and install third-party software Driver Easy.

2. Then Run Driver Easy and click the Scan Now button.

driver easy Scan Now
driver easy Scan Now

3. Afterward, this will scan the drivers and find the problematic drivers on your system.

4. Then Click the Update button but labeled before scanned device drivers.

Driver Easy update button

5. Finally, reboot your Computer.

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How do I fix the windows modules installer worker high CPU usage?

Method 1. Remove the SoftwareDistribution folder. Method 2. Restart the Windows Update Service. Method 3. Use the Windows Update Troubleshooter. Method 4. Run the System File Checker (SFC scan) Method 5. Use the DISM command.

How to stop the windows modules installer worker?

Windows modules installer allows your PC to automatically install critical security updates, so it should always be switched on.

Why is the windows modules installer worker always running?

Windows Modules Installer Worker(TiWorker.exe) is a Windows Update Service that looks for new updates and installs them to your computer. In other words, when your computer's system is checking for Windows updates or installing any update, this process will be running automatically


In conclusion, These were some of the best ways to Fix Windows Modules Installer Worker High CPU usage for the entire Windows 10 user. I hope this article was helpful to the user and they were able to apply the fix to their system.