Fix High CPU Usage By TiWorker.exe in Windows 10

Whenever a system starts running slow, the first step should be to check the Disk utilization. Open the Task Manager and check which process is occupying the major chunk of the Disk Utilization. One such case is when the process TiWorker.exe occupies a lot of system resources.

High CPU Usage By TiWorker.exe

The TiWorker.exe process represents WMI (Windows Modules Installer) Worker Process. This process helps with Windows updates and if we kill this process directly, it would hinder the updates.

High Cpu Usage By Windows Module Installer Worker


The main cause behind the issue is corrupt files.

Preliminary steps

1] Update Windows: At times the issue could be because Windows updates have been deferred for long, which has strained the process. Here’s the procedure to update Windows.

Check For Updates


2] Run the Windows Updates Troubleshooter. Go to Settings >> Updates and Security >> Troubleshoot and run the Windows Updates Troubleshooter.

Windows Update Troubleshooter


Thereafter, proceed with the following solutions:


Solution 1] Clean boot your system

A clean boot helps find interfering programs which cause high CPU usage. Here’s the procedure to restart your PC in clean boot state.

Solution 2] Run an SFC scan

Since one of the primary causes for this issue is missing files from the system, running an SFC scan would be helpful for the same. Here’s the procedure for an SFC scan.

Solution 3] Run System Maintenance

1] Open the Control Panel window after searching for it in the Windows search bar.

2] Open Security and Maintenance from the list of Control Panel items.

3] Expand Maintenance and click on Start maintenance to initiate it.


Start Maintenance Manually

Hope it helps!