{Guide} How to Fix Windows Modules Installer Worker High CPU Usage!

Do you ever hear your computer fans spin up and feel it getting hotter and hotter for no apparent reason?

Well, in such scenarios you need to check the Task Manager, and you might see “Windows Modules Installer Worker” is using a lot of CPU and disk resources.


This whole process is a part of the Windows Operating System and popularly known as TiWorker.exe. Now, the possible thing which majority of you people will do is try to reboot your computer; however, this didn’t help resolve the issue.

Fortunately, I have a handy solution which might help you get rid of this problem. Moreover, the methods which I share will be tested and are quite helpful!

What is Windows Modules Installer Worker?

The Windows Modules Installer Worker is a tool which primarily checks windows updates automatically for the system. Now if you’re using Windows, then the WMI tool helps you check for the updates automatically on your PC or Laptop.

However, due to some issues with the tool, it can sometimes mess up things and therefore show you high CPU usage percentage in the task manager taken by a program known as Windows Module Installer Worker or TiWorker.exe. Moreover, you might face a slowdown in overall system performance in your computer because of this!

How to fix Windows Modules Installer Worker Worker High CPU Usage

Here we have featured four methods which will help you to get rid of Windows Modules Installer Worker High CPU usage and thus helps your system works performs well.

Method #1: Change the Windows Update to Manual Windows Update

Initially, you have to switch the Windows Update to the manual mode. Since, the service starts automatically, switching it to the manual mode and turning it off is proving to be an excellent workaround for this problem.

Step 1: Open “run window”

Initially, you have to hold Windows Key and Press R simultaneously to open “RUN.”

Step 2: Search for the “services.msc”

Once you have open the run windows type ‘services.msc’ and Press Enter button.

Step 3: Locate the WMI

Locate for the modules installer worker and double tap on the service named Windows Modules Installer. Check the image below for more information.


Step 4: Select manual setting options

Select manual from the drop-down menu in the Startup Type section. Click on ‘Stop’ if the status of the service is already ‘Running.’ You can check the image below.

Step 5: Tap on Apply

Click on the ‘Apply’ and then tap on the ‘OK’ button.

Note: Windows Updates is critical for your system and therefore provides a lot of security updates manually!

Method #2: Run Windows Update Troubleshoot

Step 1: Open up the Windows Settings

Press Windows Key + I top open the settings and then tap on the Update & Security icon.

Step 2: Open the Windows Update

When you open up the Windows Settings, you’ve to select the Troubleshoot from the left-hand menu and under “Get up and running” you need to click on Windows Update. As shown in the image below.

Step 3: Run the Troubleshooter

Tap on the Windows Update option under Get up and running and click on the “Run the troubleshooter.”

Step 4: Sit back and relax until troubleshooter fix issues

Let the troubleshooter run and automatically fix any issues found with the Windows Update.

Method #3: Fix “TIWORKER.EXE”

Many incidents happen when your task manager indicates high CPU usage even when you have already changed the updates settings to the manual updates.

Well, in such cases the problem is because of windows modules installer tiworker.exe. This executable file is also connected to Windows Update. You can fix these issues by merely following the steps below.

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Step 1: Open Run Windows

Press Windows Key + R simultaneously and then type control and hit Enter to open the Control Panel.

Step 2: Search for the Troubleshooting

In the next step, you have to search for the Troubleshoot. You can see the Troubleshooting options tap on it and then click on the “View all” in the left panel.

Step 3: Run System Maintenance

Open up the “System Maintenance” and simply run the System Maintenance Troubleshooter.

Step 4: Wait until the Troubleshooter fix Windows Module Installer

You need to wait until the troubleshooter may be able to Fix Windows Modules Installer Worker High CPU Usage. However, if it didn’t then you need to run “System Performance Troubleshooter.” Below is the image you can check.

Step 5: Open Command Prompt

To open command Prompt press Windows Key + X and then after select Command Prompt (Admin) under Command Prompt box.

Step 6: Type the command

Type the given below command into the cmd and hit the enter button:-

“Msdt.exe/id PerformanceDiagnostic”

You can check the image below.

Step 7: Follow up the instruction

Now follow the on-screen instruction to run the troubleshooter and fix any issues and then exit the cmd and reboot your PC.

Method #4: Set your Wifi as Metered Connection

Using this method will stop Windows Automatic Update, and you will need to check for the updates manually.

Step 1: Open Windows Settings

Press Windows Key + I to open up the Settings and under Windows, Settings tap on Network & Internet.

Step 2: Select your connected Wi-Fi

From the left-hand menu you can select Wi-Fi, and under Wi-Fi, you’ve to click on your currently connected network(WiFi).

Step 3: Set your Wi-Fi connection to Metered Connection

To set your Wi-Fi connection, you have to scroll down to Metered Connection and “enable the toggle” under “Set as Metered Connection.” You can check the image below.

Step 4: Reboot your PC

Once you have set the wifi connection to the desired settings close the settings and reboot your PC to save changes. You can check the image below.

Pro Tip: Make sure how, when and why you need to set a connection as metered on Windows 10. So, in case you want to check whether you should meter your connection on Windows 10 you can check that from here.

Frequently Asked Questions?

Q1. Why is Windows Modules Installer Worker using so much CPU?

A1. Well as far as I can tell, occasional high CPU usage from the Windows Modules Installer Worker process on Windows 10 is natural. Moreover, the good news is that if you allow it to run, the process it will eventually finish and stop using the CPU as well as disk resources.

The Windows Modules installer worker high disk processes will finish, and it will disappear from the running processes in Task Manager.

Q2. How can I disable the Windows modules installer worker?

A2. Essentially, disabling a Windows Modules Installer is a bit of bad advice as it will prevent windows from installing updates properly and you shouldn’t do it! However, we have already mentioned four methods which can surely help you disable Windows Modules Installer Worker.

Moreover, if you disable Windows Modules Installer process, your computer won’t install critical security updates, and that can protect you from malware like ransomware and many more which harm your device. Avoiding updates for your operating system is dangerous, and we don’t recommend it!

Q3. Is this a virus?

A3. Till now we haven’t seen any reports of malware disguising itself as the Windows Module Installer Worker, or Windows modules installer TiWorker.exe process. However, if you still think that your system is being hit by malware, it always a great idea to run a scan with your preferred antivirus program to check if anything’s missing.

Q4. Why is Windows Modules Installer Worker Windows 10 always running?

A4. One of the most common system processes that mostly use your computer resources is the Windows Modules Installer Worker. It is popularly known by another name TiWorker.exe – WMI Worker. The purpose of the Windows module worker Windows 10 is to automatically updates your system.

Wrapping it Up

That’s it! You have successfully Fix Windows Modules Installer Worker High CPU usage. We hope that the solutions mentioned above may help you get rid of the annoying issue you’re encountering on your Windows PC, caused by the Windows Modules Installer Worker system process.

Moreover, disabling Windows Update service will surely help you to get rid of this problem immediately. However, you can’t use this feature to check for updates and install new features, as well as fix bugs or improvements in your computer.

Does the above guide helpful? Do let us know in the comment section!

Also, if you any queries or suggestions regarding Windows Modules Installer Worker process, do enlighten them in the comment section.

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