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Windows Modules Installer Worker High CPU Usage on Windows 10

Did you notice the System freezes, Not responding after Windows 10 1809 upgrade? Windows Computer gets slow down and it is difficult to work with it at startup. And checking on Taskmanager, the Windows Module installer worker is constantly running with very high CPU usage. Windows modules installer workers usages almost 99% of the CPU process. For some others, the same thing happens with the Disk drive, windows modules installer worker high disk usage. let’s understand What is windows modules installer worker on windows 10, Why it’s causing High CPU usage And steps to get rid of windows modules installer worker high CPU usage on Windows 10, 8.1 and 7.


What is Windows Modules Installer Worker?

Windows Modules Installer Worker knew as TiWorker.exe is a system component in Microsoft Windows which is responsible for installing new modules and updates. It prepares your Windows 10 computer for installation and checks frequently for new updates. Also, this TiWorker.exe completes the various tasks that are needed after the update to Windows.

Generally, this windows modules installer worker will terminate all the resource that is necessary for Windows Update once the update is finished. But sometimes due to any technical reasons these resources will keep on running in the background, Which Causes high System Resource usage and your computer gets slow down. Also, Sometimes Virus malware infection, Corrupted system files, corrupted windows update components, etc cause windows modules installer worker 100% CPU usage or High Disk usage.

Fix windows modules installer worker high CPU usage

If you are also struggling with this problem “windows modules installer worker high CPU usage on Windows 10” Here 5 solutions to get rid of this.

Note: Bellow solutions are applicable to fix windows modules installer worker high CPU Usage, 100% Disk usage on Windows 10 / 8.1 and 7 computers.

Check for malware virus infection

Start from Basic Make Sure Any Virus or Malware Infection not causing the issue by performing A full system scan with a good antivirus / Anti-malware application with the latest updates installed.

Also Install a Free System optimizer like Ccleaner to Clean up junk, Temp, Cache, System Error, Memory Dump files, And Fix missing broken registry Errors.

Perform Windows clean boot that helps to determine if any third-party service conflict causing windows modules installer worker high CPU usage problem.

Install All available Updates

Make sure that you have installed all available Windows Updates on your computer. Sometimes Update installation Stuck or pending updates process Run on the background which causes High System resource usage by windows modules installer worker.

Windows 10 Is Set To download and install the latest updates Automatically. But if due to any reason they are not installed then you can manually check and install the available updates by following below.

  1. Press Win + I to open Windows Settings

  2. Click on Update & security followed by windows updates

  3. Then click the Check for updates button to download and install the latest available Updates.

Windows update

Turn off Automatic updates for Windows 10

This problem is related to the windows modules installer worker (TrustedInstaller) and Windows Update (wuauserv) service. May these services not responding, crashes or not function properly, that cause High CPU or 100% Disk usage by windows modules installer worker. Disable these both Services windows modules installer worker (Trusted Installer) and Windows Update (wuauserv) ) by Following below steps below and check there is no more High CPU usage.

  1. Press Windows + R, type services.msc, and ok to open Windows Services.

  2. Scroll down and look for services named windows modules installer worker.

  3. Double click on it to open its properties,

  4. Change the Startup Type Disable and click on stop next to service status.

  5. Repeat this step for the Windows Update service

Disable module installer Service

Reboot your computer to take a fresh Start, This time windows modules installer and Windows update service no longer starts in the background. Check There is no more 100% CPU usage issue by windows modules installer.

Note: As we set Windows Update to Disable, windows didn’t download and install the latest updates.

Tweak SoftwareDistribution folder

The Windows Update Store folder (known as “SoftwareDistribution” folder), is the location where Windows stores the downloaded updates. And a single corruption on this folder causes different problems installing Windows updates, cause updates stuck checking that result windows modules installer worker high CPU usage. And Delete previous update files, force windows to download fresh update copy from Microsoft server that helps to fix Windows update problems include High CPU usage on Windows 10.

  1. Press Windows + R, type services.msc, and ok.

  2. Scroll down, look for Windows update service.

  3. Right-click and Stop the service ( if it’s running)

  4. Now navigate C:\Windows\SoftwareDistribution\Downloads

  5.  Press Ctrl + A to select all and Delete them.

Clear Windows update cache

Now Restart windows to take a fresh start, Then check there is no more High CPU usage.

Decrease TiWorker process priority

Right-click on the taskbar and select Task Manager, then click More Details. Next move to the Details tab, Right-click at TiWorker.exe process and Set priority to Low. * Now see how your computer acts with this setting. If TiWorker high usage issue is not eliminated continue to the next solution.

Run Windows Update Troubleshooter

This is also a better and easier solution to fix high disk and high CPU usage caused by the Windows Update process. If any Windows Updates are Stuck in the background, which may cause unnecessary System Resource usages like 100% CPU or DISK usage. Open Settings -> update & security -> Troubleshoot -> click on windows update, Run The Windows Update Troubleshooter and let windows check and fix any buggy update stuck or causing High CPU usage problem itself for you.

Checking the System Maintenance

The system maintenance will take you into a number of steps that will remove unused files, shortcuts and performs task maintenance. You can not only fix windows modules installer worker High Cpu usage but also you can remove the other unwanted files.

This is an alternative solution to the above problem. To clear the TiWorker.exe “problem” (which isn’t really a problem) is to run Automatic Maintenance to do this open Control Panel\All Control Panel Items\Security and Maintenance -> Start Maintenance. This process can take some time so make sure that you have something else to do before you start the process.

Fix Tiworker.exe using the command prompt

This is also an alternate method to fix the tiworker.exe problem. Some Times corrupted system files cause different problems on the windows computer. And maybe corrupted missing system files causing windows modules installer worker unresponsive.

To check and make sure missing damaged system files not causing the issue Run the windows SFC utility by the following below.

  1. First open command prompt as administrator

  2. Then type sfc /scannow and hit the enter key.

  3. The SFC utility will start scanning for missing corrupted system files.

  4. If found the system file checker utility Restore them from a compressed folder located on %WinDir%\System32\dllcache.

  5. Wait until 100% complete the scanning process

  6. After that Restart windows and check High System resource usage problem resolved.

system file checker utility Windows 10

Run DISM Command

If the System file checker Results Windows Resource Protection Found Corrupt Files but is unable to fix them. This means the utility is unable to repair missing damaged system files. That cause you need to run the DISM command Dism /Online /Cleanup-Image /RestoreHealth which Repairs the System image and Enables SFC to do its job.

After Run the DISM command Again Run Sfc /scannow command to repair missing system files. After That Check and fix Disk Drive errors by running the Check Disk Command line. Now Restart windows and Check, There is no more 100% CPU usage or High Disk Usage by the windows modules installer worker.

Did these solutions help to fix the windows modules installer worker high disk usage problem on Windows 10, 8.1, and 7? Let us know on the comments below,  also read


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