Windows Modules Installer Worker – high CPU usage

If you are experiencing high CPU usage on your Windows computer, specifically due to the Windows Modules Installer Worker process, then you are not alone. This is a common issue that many Windows users face, and it can be quite frustrating as it slows down your computer and makes it difficult to use.

The Windows Modules Installer Worker is a process that is responsible for installing, modifying, and removing Windows updates and other system components. It runs in the background and can use a lot of CPU resources, especially when it is installing updates or performing other system tasks.

Here are some steps you can take to fix the high CPU usage issue caused by the Windows Modules Installer Worker:

1. Check for Windows updates: Sometimes, the high CPU usage is caused by pending updates that need to be installed. Go to Settings > Update & Security > Windows Update and check for any available updates. If there are updates available, install them and see if the CPU usage goes down.

2. Run the Windows Update Troubleshooter: This is a built-in tool in Windows that can help you identify and fix issues with Windows updates. Go to Settings > Update & Security > Troubleshoot > Windows Update and run the troubleshooter.

3. Disable Windows Update: If you don’t want Windows to automatically install updates, you can disable the Windows Update service. Go to Services (type “services” in the Start menu search bar) and find the Windows Update service. Right-click on it and select Properties. Change the Startup type to “Disabled” and click OK.

4. Use a third-party tool: There are several third-party tools available that can help you manage Windows updates and prevent high CPU usage. Some popular options include WSUS Offline Update, Windows Update MiniTool, and Windows Update Manager.

In conclusion, the high CPU usage caused by the Windows Modules Installer Worker process can be a frustrating issue, but there are several steps you can take to fix it. Try the solutions mentioned above and see which one works best for you. If the issue persists, you may need to seek further assistance from a professional.


In conclusion, I hope that the solutions provided above have helped you resolve the high CPU usage issue caused by the Windows Modules Installer Worker process. Remember to keep your Windows system up-to-date and use the troubleshooting tools available to you. If you continue to experience problems, don’t hesitate to seek further assistance.

Answer Prime

Leave a Comment

Your email address will not be published. Required fields are marked *

Scroll to Top