What is microsoft windows host process rundll32?

Windows OS is made up of a million components including apps, processes, drivers, and so much more than meets the eye. Even when your system is idle, thousands of processes are running in the background that you may not even realize. Aren’t there a few times when your system performs seemingly slow, even when you’re not working on any active sầu apps?

As soon as our device’s performance slows down, the first thing we do is to kiểm tra the Windows Task Manager. Right? Windows Task Manager neatly lists down all the apps and processes that are running in the background along with their CPU/disk usage mentioning how many system resources they are utilizing at the moment. And once we traông xã down the phầm mềm or process (aka culprit) that has been consuming maximum CPU usage, we instantly terminate that process. So, have sầu you ever come across the Rundll32 Windows host process in the Task Manager window?

Also read: What Is Conhost.Exe cộ And Why Is It Running In My Task Manager

Image source: Super User

Well, Rundll32 is an annoying process that eats up your CPU’s usage & slows down your device’s performance. To make sure that your device’s performance is not affected by this process, we have a few workarounds that you can adopt.

You watching: What is microsoft windows host process rundll32?

But before we proceed, let’s learn a little about the Rundll32 host process and what causes it.

Also read: How To Fix Host Process For Setting Synchronization In Windows 10

What is the Rundll32 Windows Host Process? Is it safe to lớn Delete it?

List of Contents

The Rundll32 Windows Host Process is not a virut, so you can take a huge sigh of relief first. This particular host process is triggered in the Windows OS when your system schedules some tasks or if your device is infected with some kind of malware or virut. The Rundll32 file typically resides in the C:/Windows folder along with other installation data và files.

To make sure that the Rundll32 host process doesn’t occupy your CPU’s usage, here are a few troubleshooting hacks that you can try.

#1 Run the Task Scheduler

Launch the Start menu tìm kiếm box, enter “Control Panel” and hit Enter.

In the Control Panel window, select “System and Security” & then tap on the “Administrative sầu Tools” option.

A File Explorer window will open on the screen, tap on the “Task Scheduler” option from the danh mục.

In the Task Scheduler window, navigate to lớn the following location:

Task Scheduler LibraryMicrosoftWindowsCustomer Experience Improvement

After reaching this specific location, tap on the “Consolidator” option placed on the right side of the window. Double-tapping on “Consolidator” will open its “Properties”.

Switch lớn the “Triggers” tab. Select the “One Time Trigger” option from the danh mục và then hit the “Edit” button.

Look for the “Advanced Settings” section and make sure that the “Enabled” checkbox is disabled or unchecked. Tap on OK lớn save sầu the recent changes.

Now head back to the previous level, the Task Scheduler window & then right-clichồng on the “Consolidator” option & select “Disable”.

Do the same for the “USBceip” tệp tin as well, right-clichồng on it và select “Disable”.

See more: Hướng Dẫn Gỡ Ứng Dụng Hệ Thống Không Cần Root Chi Tiết Nhất 2021

Exit all windows, reboot your machine, and kiểm tra if the Rundll32 Windows Host Process is still messing with the system’s performance.

Also read: How to lớn Fix High CPU Usage by WUDFHost.exe in Windows 10

#2 Disable Telemetry Services

Press the Windows + R key combination lớn open the Run dialog box.

Type “services.msc” và then press the OK button.

In the Windows Services window, look for the “Connected User Experience và Telemetry” tệp tin, right-clichồng on it và select “Properties”.

Tap the “Stop” button to stop the service.

Change the “Startup type” value lớn “Disabled”.

Press the OK and Apply button khổng lồ save sầu the recent changes that you made recently.

Exit all windows, launch Windows Task Manager khổng lồ kiểm tra if the Rundll32 Windows Host Process is still listed in the “Processes” tab.

Also read: How To Fix WMI Provider Host High CPU Usage In Windows 10?

#3 Scan your Device for Virus or Malware Traces

Is your Windows PC installed with a comprehensive sầu antivirut security solution? If not then download the Systweak Antivirut tool, offering real-time protection against viruses, malware, Trojans, spyware, and ransomware attacks.



Launch the Systweak Antivirut tool on your Windows PC, tap the “Scan Now” button, follow the on-screen instructions lớn scan your device. If there’s a slight possibility that your device was infected with any virut or malware traces then the security tool can scan and remove sầu the infections lớn improve sầu your device’s security and performance.

See more: Hướng Dẫn Xem, Thay Đổi Số Trung Tâm Tin Nhắn Viettel, Vina, Vietnamobile

Also read: Ways To Fix Windows 10 Task Manager Not Responding


Here were a few troubleshooting solutions that you can try for removing the Rundll32 Windows Host Process from the Windows Task Manager. The Rundll32 process is not as dangerous as you think. It can easily be taken care of by following these troubleshooting tips. Also, bởi vì let us know which solution worked out the best for you! Feel free to reach out và giới thiệu your thoughts in the below-mentioned comments space.

Chuyên mục: Chia sẻ