How to Fix High CPU Usage by Windows Modules Installer Worker?

Module installers mainly apply Windows updates on your computer. You may notice in the Task Manager that this utility takes a lot of the resources on your computer. You could be experiencing this for several reasons, including Windows updates that are stored on your computer.

Fix High CPU Usage by Windows Modules Installer Worker?
Fix High CPU Usage by Windows Modules Installer Worker?

You might want to take some action to prevent the Windows modules installer from eating up your CPU and causing high CPU usage. Windows 10 has some methods of fixing this issue that you can try.

Fix High CPU Usage by Windows Modules Installer Worker

Delete Downloaded Windows Updates on your Computer

You will automatically receive a new version of Windows update and it will be stored on your hard drive in a folder. You will need to use local files to update your computer after it has been downloaded and installed.

You may experience corruption of downloaded files on your computer occasionally. The Windows modules installer may consume your CPU resources when it cannot locate the necessary updating files for Windows.

Feature Updates for your computer can be re-downloaded to fix the problem. Your computer will need to have its existing update files deleted first. I’ll show you how to do it in the following section.

Step 1. Press the Windows + R keys at the same time and it’ll open the Run dialog box.

Step 2. Type in services. MSC with about popped up in the box and press Enter on your keyboard.

Step 3. Your computer’s services will be displayed. You will want to find the one that says Windows Update, right-click on it and choose Stop. You will no longer be able to run the service. You can then close the panel.

Step 4. You can access the following location by opening File Explorer. You can find it here.


Step 5. You should find a folder named SoftwareDistribution. You can find all your Windows update files there. You can delete your Windows updates by right-clicking this folder and choosing Delete.

Step 6. You can restart your computer by opening the Start Menu, clicking on the power icon, and selecting Restart.

Step 7. Start your computer again and navigate to the Settings app. Click on Update & Security followed by Windows Update. You can then update your system by selecting Check for updates and installing the updates.

Your computer should no longer be slowed down by the Windows modules installer.

Restart the Windows Update Service

It may also be an issue with Windows Update. You’re best off restarting the service and letting it work with a fresh boot in that case. You can do this from the same panel you used to stop the service earlier.

Step 1. Press the Windows + R keys, type in services. With amsc, and hit Enter.

Step 2. You can see what services are being used by your computer. You can restart the computer by right-clicking the Windows Update icon.

In case of Windows Update caused the problem, that should fix it.

Set your Connection on Metered Mode

Whenever your computer automatically downloads updated files, such as Windows modules installer issues, those are the files that often cause the issue.

You can easily solve the high CPU usage of the Windows modules installer by disabling the automatic download of your updates. You will have more control over your updates that way and you will be able to choose when to download and install updates.

You can only do this if you’re connected to WiFi. The metered model allows you to set your connection so that Windows doesn’t download new updates.

Step 1. You can search for and open Settings from the Start Menu.

Step 2. To open your network settings, click on Network & Internet.

Step 3. You can view your WiFi network settings in the left sidebar by clicking the Wi-Fi option.

Step 4. You’ll see all your saved WiFi networks. Your machine’s driver should be selected.

Step 5. You’ll see a button that says Set as metered connection down at the bottom of the next page. You need to enable this option.

There you go. Your computer won’t try to automatically download updates so long as your network is metered.

Fix Corrupt Files on your Computer

There’s a tool that Microsoft included in the Windows 10 update that will let you search for and fix any corrupt files your computer may have.

You need to run a command from a Command Prompt window that checks your computer for corrupted files. After that, they are repaired.

Step 1. Press the Windows + R keys, type in cmd, and hit Enter.

Step 2. You can type the following command in the Command Prompt after opening it.

sfc /scannow

Step 3. You can run it to fix corrupt files on your computer.

When the files are repaired, the issue with the Windows modules installer taking up too much memory should be resolved.

Use Windows Update Troubleshooter

You can also use Windows Update troubleshooter if none of the above methods work. You can use this tool to check for problems related to Windows Updates and receive suggestions for fixing them.

Step 1. Open the Settings app using the Start Menu on your computer.

Step 2. Click on Update & Security on the following screen.

Step 3. Select Troubleshoot from the left sidebar.

Step 4. Find Windows Update on the right-hand side pane, click on it, and select Run the troubleshooter.

Step 5. Wait for it to find and help you fix issues on your computer.

You might be worried about the high CPU usage Windows modules installer issue if this is the first time on your computer you are encountering it. You should now be able to understand what it is and how to fix it on your Windows computer after reading this guide.

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