Windows Modules Installer Worker? How To Fix

Sometimes the PC or Laptop starts to make some unusual behaviour like running too hot or slow, shutting down, creating lots of noise, and many more related issues. If you visit your Task manager it will show you that the ” Windows modules installer is causing high CPU usage”.

What do I do now? Don’t worry! Continue reading below we will provide you with all related data i.e. what is Window Module Installer? How to fix the problem of overheating?

What is a Windows Modules Installer Worker?

Windows Module Installer is a core Windows Component that will automatically scan your PC or Laptop for system or other Microsoft updates and update if recommended.

It is one of the most important components for running your System smoothly and efficiently. It is also known as Windows Module Installer Worker ( WMIW ) or TiWorker.exe, it plays a vital role in the performance of your PC which is why it is essential for your System.

It comes into action when your PC or Laptop installs a new updated version, it will automatically update all the files and backup your old data, and access it into an updated version of Windows.

While the process includes a massive amount of processing power and space because of its enormous operations.

Hence, the error occurred. Your PC or Laptop will start to create a lot of noise, overheating, and shutting down.

Reason for “Windows modules installer” using a lot of CPU Performance

As we have discussed above, the installation of an updated version of Windows requires updating all related applications and files.

Which is a massive process and requires high CPU and HDD space. During the updates, your Task Manager will show the error.

No need to worry if you have observed the message ” Windows Module Installer using high CPU” because after the process is completed it will automatically calm down your CPU.

The main problem is when you are supposed to observe the same CPU and HDD usage even after hours of finishing updates.

There might be some problems. If your CPU isn’t enough to handle the heat and extreme circumstances then there is a higher chance of it freezing, shutting down, or slowdowns.

How to fix the High CPU usage issue easily?

Are you suffering from the same errors like shutting down the PC, running slow, freezing, and many more? You are undergoing high CPU usage in Windows 10 because of Windows Module Installer Worker or worker.exe. following are the ways to fix the issue:

Wait Till The Update Complete

Give your PC more time while updating and keep in mind to stop all other functions in your PC to provide maximum CPU usage during the process of updating.

If you are supposed to see that the update is complete, reboot your Computer or Laptop and observe whether the updates are still installing or updated, if they are updating then wait for the completion of all updates, and if all are complete carry on your tasks.

Run Windows Update Troubleshooter

Sometimes the process of the installation of updates might get stuck due to various reasons. You might observe a black screen and freeze screen, in that situation you need to run Window Update Troubleshooter, but how? Follow the steps below to act:

Reboot your PC or Laptop:

  1. Use the keyboard shortcut keys  Alt+F4
  2. Select the Restart option
  3. Hit the enter button twice
  4. Your PC or Laptop will restart automatically

After the rebooting of the system follow the steps below:

update windows 10 OS
  1. Click on the Start Menu button
  2. Search for Settings in the search bar
  3. Right-click on setting a and choose “run as administrator”
  4. Go to the “system or security” icon
  5. Choose the “Troubleshoot” option
  6. Call upon “Additional Troubleshooters”
  7. Press the “Windows Updates”

Following the above steps will continue your pending update or installation.

Microsoft Hidden Windows Update Repair Utility

In any situation, if the above steps would not work in your system then you are supposed to use the “Microsoft Hidden Windows Update Repair Utility” follow the steps below the perform the process:

  1. Download the “Microsoft Hidden Windows Update Repair Utility” from the website.
  2. After the download is complete unzip the files and launch them in your system.
  3. Open the command prompt from the Start Menu.
  4. Insert of the command


  1. Press the Y button and perform steps 1 and 2
  2. Reboot your system after the steps are completed
  3. This will leads to repairing all windows updates and deleting unnecessary temporary files

Physical Clean Of Your CPU

If there is nothing that works to solve the error then you are supposed to give a deep physical cleanup to your system, follow the steps below to make it happens:

  1. Open your CPU box from one side carefully.
  2. Remove RAM and clean them using cotton.
  3. Unplug all cables and plug again after cleaning
  4. Remove the CPU fan and apply some thermal grease to the processor and reassemble it
  5. Use a hairdryer to clean the dirt and mist from your Motherboard
  6. After all, is done, assemble your PC again and boot it

After a deep physical cleaning of your CPU, it is obvious that the performance will be enhanced because the removal of carbon between the components and motherboard, increases the rate of traction

Use Effective System Management Application

To resolve the error you are supposed to download and install any effective and ethical system management application or software like AVG, 360-total clean, Avast, etc.

They will manage the performance of your CPU and avoid it crashing due to heavy usage. For advance, you can use “Sleep Mode” The mode will restrict all applications and files to use the valuable performance of CPU and disk space. This will make your system ready to complete the update process.

It will ensure that enough power is there for an update to take place. You are supposed to use one more feature that every state management application provides i.e. “Disk Cleaning” that will allow you to run a final system sweep.

Reboot your computer or Laptop after using both the features. It will ensure the update process is continued adequately without less your Windows Module Installer using high CPU power or grasping more disk space.

Can I Disable Windows Module Installer

On the internet, there is multiple guides that tell you to disable the Windows Module Installer system service from your computer to reduce the CPU usage.

Well, we recommend you don’t disable it because doing so will stop the Windows from installing the latest updates on your PC.

Moreover, some online guides will tell you to set your network connection to metered. Which simply prevents Windows from getting automatically downloading and installing updates into your PC.

Yes, this will prevent the Windows Module Installer process from launching. However, doing so can also block your computer from getting the latest security updates that prevent the system from malware. Which is also not a good choice.

You can easily install Windows Module Installer manually on your computer and run it to install the latest updates the Installer will process after a manual update.

is it some kind of Virus?

No, it’s not the virus. The Windows Module Installer Worker is a part of the Windows itself. Until now there no report of malware disguising itself as the Installer or the TiWorker.exe process, but if you have considered the malware it is best to run the full system scan using the antivirus program.

FAQ: Frequently Asked Questions

These are some of the frequently asked questions related to the Windows Modules Installer Worker with complete information.

What is windows module installer installing?

The Windows Modules Installer Worker (TiWorker.exe) is a Windows Update Service that searches for and installs new updates. In other words, this function will run automatically when your computer’s system is looking for Windows updates or installing any updates.

What is windows modules installer worker high CPU?

The Windows Module Installer Worker is one of the most prevalent processes in Windows systems that is known to consume a lot of CPU. The Windows Module installation worker process is linked to the Windows update process and can result in high CPU use of up to 100%, slowing down your PC.

Is it safe to disable windows modules installer worker?

Yes, the Windows Modules Installer worker system service can be disabled. However, this will prevent Windows from correctly installing updates, and you should not do it.

Why is Windows Installer taking up so much disk space?

The Windows Modules Installer Worker, often known as WMIW or TiWorker.exe, monitors the Windows server for new updates and installs them on your PC. This process may put a strain on the system and, in certain situations, increase disk utilization to 100%, causing all other processes to stop or freeze.

Why is Windows Installer always running?

When you notice this process running, you can be sure that some software is being installed, modified, or removed. The Windows Installer is used to carry out the installation process for a lot of products.

Final Words

All done, we will provide you with the most adequate methods to resolve the issue of ” Windows modules installer is causing high CPU usage” all the above steps are compatible with all Windows including Windows 10 and Windows 10 pro.

Please never turn off the Windows Module Installer as it will make your computer fully secure by automatically installing all crucial updates.

If it is turned off you miss an important software update. Disabling the tool will leave your system vulnerable to security exploits, which may lead to cyber-attacks.

Another most important step that isn’t covered in the above methods is to use quality components, cheap and low-quality components will lead to a series of issues especially related to CPU performance.

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