Windows Modules Installer Worker Windows 10: A Step-By-Step Guide

Windows Modules Installer Worker is an inbuilt tool of Windows OS that helps to install, modify or remove Windows updates according to its service description. Moreover, it can update the Operating System and fix the bugs in it. The amount of time it requires to perform its task depends on the capacity of CPU and computer storage. But, the drawback of Windows Modules Installer Worker is that it uses a lot CPU. So, you may want to know how to fix Windows Modules Installer Worker Windows 10. Otherwise, it will slow down your PC and other programs running on it.

Easy Solutions To Fix Windows Modules Installer Worker High CPU Usage

You can fix the issue of high CPU usage with Windows Modules Installer Worker in the following ways.

Disable Windows Update Service

  1. Press Windows logo key and ‘R’ on the keyboard to open the Run dialog box.
  2. Type ‘services.msc’ in it and click ‘OK’ to open the Services window.
  3. Double-click on Windows Update, click on ‘Startup type’ and select ‘Disabled.’
  4. Then, hit the ‘Stop’ button, click ‘Apply’ and then ‘OK’ to save the changes.
  5. Now, check whether it has reduced the CPU usage or not. If not, then move on to the next method.

Change Internet Settings

Follow any of the given methods as per your requirement:

On A WiFi Network

  1. Go to the ‘Start’ menu and select ‘Settings.’
  2. Now, navigate to ‘Network and Internet,’ click on ‘WiFi’ and select ‘Advanced Options.’
  3. Tun the toggle on for ‘Metered Connection’ and restart Windows to check if the problem has been fixed.

On An Ethernet Network

  1. Open the Run command box, type ‘regedit’ in it and click ‘OK.’
  2. If the ‘User Account Control’ dialog box prompts you, then click on ‘Yes.’
  3. Navigate to ‘HKEY-LOCAL-MACHINE’ and select ‘Microsoft’ under ‘Software’ tab.
  4. Then, click on ‘Windows NT,’ go to ‘Current Version’ and expand the ‘Network List.’
  5. After that, locate ‘Default Media Cost,’ right-click on it and select ‘Permissions.’
  6. Click on ‘Add,’ enter your username, tap ‘Check names’ and hit the ‘OK’ button.
  7. Select the user you have just added, check the box for ‘Full Control’ and click ‘OK.’
  8. Double-click on ‘Ethernet,’ and type 2 for its value data.
  9. Click on the ‘OK’ button and exit the Registry Editor.

Change Automatic Windows Updates To Manual Updates

  1. Locate Windows Update Installer, double-click on it and set the ‘Startup Type’ from ‘Automatic’ to ‘Manual.’
  2. Click on ‘OK and go to the ‘services.msc.’ window.
  3. Again, double-click on the installer, change the ‘Startup Type’ to manual and click ‘OK’ to apply the changes.
  4. Open the Windows Update window and go to ‘Change Settings’ section.
  5. Tick the box for ‘Check for updates but let me choose whether to download or install them.’
  6. Click on the ‘OK’ button and close all the active windows on your PC.
  7. Reboot your computer to activate this manual update.
  8. If this solves the issue, then you won’t find Windows Modules Installer High Disk Usage error anymore.
  9. Only make it a point to have the latest updates for your Windows on a periodic basis.


If the previous method does not fix this issue, then there is a chance of ‘TIWORKER.EXE’ to cause this high CPU usage. So, follow the process as discussed below to fix the glitches in this system process.

  1. Click on the ‘Start’ menu and search for ‘Troubleshooting’ in the search box.
  2. If your computer has an older version of Windows, then select ‘Troubleshooting’ from the Control Panel.
  3. As the new window opens, navigate to the ‘View All’ button.
  4. Then, select ‘System Maintenance’ to detect bugs in the system.
  5. Reboot your computer and you won’t face any issues with the Windows Module Installer Worker.

Perform A Clean Boot Of The System

You can use the Microsoft Configuration tool which comes with every Windows system to boot your PC. It not only boots your system but also releases some amount of disk space by deleting unwanted and temporary files. Furthermore, it removes the unwanted processes and services from the CPU and mitigates the CPU usage.

  1. Type ‘misconfig.exe’ in the search box and select it from the search results.
  2. Select ‘Normal Startup’ on the ‘MSConfig’ window and click on ‘OK.’
  3. Now, follow the on-screen prompts to restart your PC and fix the issue.

Run Windows Update Troubleshooter

It is a built-in troubleshooter of Windows which scans the computer and fixes various types of internal glitches. Hence, follow these steps to run the troubleshooter:

  1. Type ‘Troubleshooting’ in the search box and hit the ‘Enter’ key to launch the Troubleshooter(Control Panel).
  2. Then, expand the list of troubleshooter on the Control Panel window.
  3. Go to the ‘System and Security’ section and select ‘Fix problems with Windows updates.’
  4. Click ‘Advanced’ on the ‘Windows Update Troubleshooting’ window and check the ‘Apply repairs automatically’ option.
  5. Then, click on ‘Run as Administrator’ link and tap the ‘Next’ button.
  6. The troubleshooter starts scanning the computer and informs you if it has fixed the problems with Windows Modules Installer Worker.

Remove The Software Distribution Folder

Whenever updates are available, the Windows OS download them and save them to the distribution folder. But, if these downloaded files are corrupted, the CPU or disk usage issue arises. It means that Windows Modules Installer Worker is not always responsible for high CPU usage. So, you will need to remove this folder.

Use System File Checker To Recover Corrupted System Files

  1. Press Windows logo key and ‘X’ together and select ‘Command Prompt as an administrator.’
  2. Then, type ‘sfc/scannow’ in the Command Prompt and press ‘Enter’ to launch System File Check.
  3. It then scans the missing and corrupted system files on your computer and repairs them.
  4. Finally, reboot your PC and check whether the high CPU usage issue has been solved or not.

Run DISM Command

Press Windows logo key and ‘X’ together and select ‘Command Prompt as an administrator.’ Enter the command ‘Dism /Online /Cleanup-Image /RestoreHealth’ to let the DISM tool scan the computer. Restart the PC to ensure that it has reduced the CPU usage.

Hope you have found the most effective solution from this article to fix Windows Modules Installer Worker high CPU usage on your Windows 10 device.

Nathaniel Villa
Nathaniel Villa