Fix abnormally high CPU error caused by TiWorker.exe on Windows 10 / 8.1 / 8

Fix abnormally high CPU error caused by TiWorker.exe on Windows 10 / 8.1 / 8

TiWorker.exe (Windows Module Installer Worker) is the process related to the Windows Update Services service. This is an important process on the Windows Update service and the programs that start with your computer. Usually TiWorker.exe runs in the background while the system checks for new updates and releases system resources.

However, the point worth mentioning here is that TiWorker.exe is the cause of abnormally high CPU errors on Windows 8.x and Windows 10 systems. So how to fix this error, please refer to the article below. here of the Network Administrator.

1. Scan for viruses on your computer

Viruses or malicious programs can be the cause of the abnormally high CPU error caused by TiWorker.exe. So to fix the error, you can use anti-virus programs to find and remove viruses and malicious programs on your computer at the same time to fix the error.

Some effective anti-virus programs can be found here.

2. Install all available Updates

Make sure your computer has an available version of Windows Update installed. To do this thing:

– On Windows 8, 8.1:

1. Press the Windows + R key combination to open the Run command prompt.

2. On the Run command prompt, type the following command and press Enter to open Windows Update:

wuapp.exe

3. On the Windows Update window, click Check for updates , and then install all the updates you find.

– On Windows 10:

1. Click the Start button and then click Settings to open the Settings window.

2. On the Settings window, click Update & security.

3. Next, click on Check for updates button and then install all the updates you find.

3. Run System Maintenance & Windows Update troubleshooters

Run the System Maintenance troubleshooter to automatically fix the system errors.

1. Right-click the Start button in the bottom left corner of the screen, and click Control Panel.

2. On the Control Panel window, set View by to Small icons.

3. Next, find and click to select Troubleshooting.

4. Click View all.

5. Double click on System Maintenance.

6. Click Next and follow the on-screen instructions to run the System Maintenance troubleshooter.

7. After System Maintenance completes the process, select Windows Update troubleshooter from the list.

8. Click Next and follow the instructions on the screen to fix the Windows Update error.

4. Delete the SoftwareDistribution folder

The Windows Update Store folder (also known as the SoftwareDistribution folder) is where Windows stores downloaded updates. If the folder fails, it will cause problems during Windows update. So to fix the error, it is best to delete all downloaded update folders and force Windows to create a new blank SoftwareDistribution folder.

To do this thing:

1. Press the Windows + R key combination to open the Run command prompt.

2. On the Run command prompt, enter the following command and press Enter to open the Services window:

services.msc

3. On the Windows Service window, find the service called Windows Update , right-click it and select Stop.

4. Next, navigate to C: Windows folder .

5. Find and delete the SoftwareDistribution folder or you can rename the SoftwareDistribution folder to SoftwareDistributionOLD.

Note:

After the boot is complete, the next time Windows Update will check for available updates and automatically create a new SoftwareDistribution folder to store the updates.

6. Restart your computer.

7. If the abnormally high CPU error caused by TiWorker.exe persists, you can apply other solutions below.

5. Reduce TiWorker process priority

1. Press Ctrl + Shift + Esc or right-click the Start button in the bottom left corner of the screen, and select Task Manager.

On the window Task Manager, click More details.

2. Next, click on the Details tab.

3. Right-click TiWorker.exe, select Set priority => Low.

Note:

You can also choose the option End process tree to stop TiWorker.exe process.

6. Fix corrupted file system and services (SFC)

Run the System File Checker (SFC) tool to fix corrupted files and services on a Windows computer. To do this thing:

1. Open a Command Prompt window as an administrator. To do this, right-click the Start button in the bottom left corner of the screen and choose Command Prompt (Admin) .

2. On the Command Prompt window, enter the following command and press Enter:

SFC / SCANNOW

3. Wait until SFC tool checks and fixes corrupted files and services on the system.

4. After completing the process, restart your computer and check if the abnormally high CPU error caused by TiWorker.exe remains or not.

7. Fix Windows errors with DISM tool (System Update Readiness Tool)

1. Right-click the Start button in the bottom left corner of the screen, and select Command Prompt (Admin).

2. On the Command Prompt window, enter the following command and press Enter:

Dism.exe / Online / Cleanup-Image / Restorehealth

3. Wait for DISM to fix the corrupted files.

4. Once the process is complete, you will receive a notification of the completion of the process.

5. Finally close the Command Prompt window and restart your computer.

8. Perform a Clean boot

You will need to perform a Clean boot Windows 10 system to see if you have some applications interfering with the system and causing Tiworker.exe to consume CPU memory like today.

Refer to the article: How to perform Clean Boot on Windows 10/8/7 for details on how to do it.

If, after performing a Clean boot in Windows, you find an application is interfering with the system, you can try to uninstall that application or try to update the application that is causing the problem.

9. Exclude TiWorker.exe from Windows Defender

According to users, the high drive usage by TiWorker.exe can be caused by Windows Defender. Users reported that Windows Defender continued to scan TiWorker.exe causing this issue to appear. To fix the problem, you need to exclude this file by doing the following:

1. Open Task Manager. You can do it quickly by pressing Ctrl + Shift + Esc .

2. When Task Manager opens, find TiWorker.exe or System , right-click on it and choose Open File location from the menu.

3. Copy the location of this folder as you will need it for later steps.

4. Press Win + S key and type defender. Select Windows Defender Security Center .

Select Windows Defender Security Center

5. Go to Virus & threat protection .

6. Now, click on Virus & threat protection settings .

7. Scroll down to the Exclusion section and click Add or remove exclusions .

Click Add or remove exclusions

8. Click Add an exclusion and choose Folder from the list.

Click Add an exclusion and choose Folder from the list

9. Now, enter the location of the folder from step 3 and save the changes.

After doing that, Windows Defender will not scan TiWorker.exe and its directory, so the problem will be resolved.

10. Delete the Updates folder

According to users, sometimes the drive usage at high level by TiWorker.exe can be caused by temporary files. Users reported that the Updates folder was causing this issue on their PC, but after deleting it, the issue was resolved. To do that, you need to do the following:

1. Navigate to C: Windowstemp folder.

2. Find the Updates folder and delete it.

After doing that, problems with high drive usage will be resolved.

11. Remove the HP software

Many users have reported that the high drive usage by TiWorker.exe could be caused by HP software. According to users, software like HP Support Assistant can make this problem appear.

To fix the problem, it is recommended to remove all HP software from your PC and check if that solves the problem.

12. Reinstall Windows

The last resort is reinstallation. Native Windows services, like svchost.exe notoriously infamous for problems related to CPU activity, tend to give users quite a headache. And, sometimes, even though you mentioned every possible option, it will still use tremendous volume of system resources.

Of course, if that happens, you should consider starting over, i.e. reinstalling Windows.

Back up your data from the system partition and start doing this. Reference: 4 ways to reset a Windows computer to its original state if necessary.

Refer to some more articles below:

  • Summary of some ways to fix Windows 10 crashes, BSOD errors and restart errors
  • Create a virtual machine using Hyper-V on Windows 8 and Windows 10
  • Here’s how to reset network settings on Windows 10 with just 1 click

Good luck!