WMI Provider Host High CPU Usage Fix

WMI stands for “Windows Management Instrumentation”. Is your WMI provider host consumes a huge amount of your CPU resources? Or Is your PC runs slow due to the High-disk usage problem?

Then you have come to the right page. By following the methods provided in this article, you can easily troubleshoot your problems.

WMI Provider Host is a critical system process that runs in the background of Windows. It allows the application on your computer to request and fetch the information about other applications.

Many users face this problem where WMI Host consumes a lot of space in the system resources. And heats up the CPU and system behave badly as a result.

What does WMI actually do?

wmi provider host

WMI is built into Windows OS to allow different programs that communicate with the system. They can ready the system state and can request the information through WMI using WmiPrvSE.exe.

Windows Management Instrumentation provides the information to a program when it requests it. And it often an important service for enterprises that need to manage multiple PC.

Apart from data communication, they can also give information about your system, For example, You can use the command line to learn your PC’s motherboard, serial number and also fetch the status of your hard drive health.

Sometimes. the WMI may slow down your PC due to its high CPU usage.

Why does WMI use so much CPU?

During its normal operation, WmiPrvSE.exe doesn’t use a lot of sources. It only consumes 1 or 2% of your CPU, when it receives a request from another program.

And now that’s normal and shouldn’t give you any alert. Although, sometimes the Windows components can misbehave and puts the load on your CPU to high memory usage.

That intimates something is wrong. And when this happens, you might face the following issues.

  1. Unresponsive programs
  2. It slows your computer and makes impossible to start new programs.
  3. Hot CPU.
  4. Extreme slowdown while using an app on your computer.

Fix WMI Provider Host high CPU usage

If you have noticed High CPU usage due to WMI becoming unresponsive, it is easy to fix. We have covered a few different methods to solve this problem for you.

1. Restart your computer

Restarting your Windows can help you when WMI service results in high CPU usage. It is a simple and easy method to troubleshoot this problem.

When you restart your computer, Windows starts all over again. It means if something temporary is causing WMI to misbehave and it will be resolved using this simple step.

2. Restart WMI

Sometimes, you’ll also need to restart your WMI service. To do so, follow the steps below:

  1. Open Run dialogue box
  2. Type “service.msc” and hit Enter.
  3. Locate the Windows Management Instrumentation Service.
  4. Right-click on it and choose “Restart”.
wmi provider host

For the majority of the users, this method solves the issues. However, you still have to perform more troubleshooting steps if your problem still persists.

3. Repair and Rebuild WMI

If restarting your computer was not helpful, then you can try to repair the WMI file.

  1. Click Start and open Run dialogue box.
  2. Type “Winmgmt /salvagerepository %windir%\System32\wbem” or “Winmgmt /resetrepository %windir%\System32\wbem” (Without quotes) and hit Enter.
  3. Now reboot your computer,

This must reset WMI to the state when you installed your OS for the first time. Doing so it must resolve high memory usage problem by repairing the corrupt WMI files.

4. Find what causing WMI high disk usage

You can find what’s causing your WMI a high disk usage using the Event Viewer process.

When WMI requires information from an unresponsive program or service, that request will not get through and induce a high CPU usage.

Follow the steps given below to fix your problem:

  1. Open Run
  2. Type “Event Viewer” and press “Enter“.
  3. Now from the top menu, go to View and enable “show analytic and debug logs”.
  4. Then navigate to Applications and Service Logs > Microsoft > Windows > WMI-Activity > Operational.
  5. Here you can able to locate the error events.
  6. Then click on Recent errors and find “ClientProcessId”
  7. Make a note of the ID number.
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Now search the ID number in Google, and instantly you’ll know the name of the program that’s causing a problem for WMI.

You can either uninstall the program or simply stop that program from Task Manager. Finally, check for CPU usage to confirm that you have solved the problems. If not, it could be due to a more unresponsive program running on the background.


WMI Provider Host is a most important process. If it is causing a high CPU usage, fix it is a high priority.


We hope the steps given above will help you out to troubleshoot this error and no matter what has caused it. If not let us know in the comment section below, we will help you to fix the problem.

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