How to Fix Windows Host Process rundll32 High Disk Usage Error

If you are a Windows user for some time now, you must have noticed a lot of .dll files while installing a software. These “.dll” files (or the Dynamic Link Library files) are often utilized to store the common parts of any application in your system which can be accessed by all the other applications at the later stage (if required). Here, the “rundll32.exe” is the main way to fire up all those dll files. This is one of the core files of the operating system itself, and should not be seen as a danger whatsoever.

What is Windows Host Process rundll32 High Disk Usage error?

A number of times the rundll32.exe may start to malfunction which further causes the Windows Host Process rundll32 High Disk Usage error. Because of this, the overall function of the whole system of Windows may slow down and that can eventually end up making the OS freeze and unusable.

But, the worst part kicks in when the problem does not get fixed with the help of a reboot. The Windows Host Process rundll32 High Disk Usage error may happen anytime due to the malfunction of the rundll32.exe.

However, the good news is, the problem can be fixed manually. And there are several ways to do the same. Today in this article we are going to share some of the most effective ways of fixing the Windows Host Process rundll32 High Disk Usage error issue. So, we recommend you to stick till the end of the tutorial to the get the issue fixed, all by yourself.

How to Fix Windows Host Process rundll32 High Disk Usage error?

There are several ways with the help of which you can fix the error, by yourself. Today, we are going to talk about the 5 most commonly used techniques. I have explained the steps in detail so that you do not face any problems using the same.

Method 1: Uninstall the Google App Engine

Here we are talking about the Google App Engine, which is a web framework for developing or hosting web applications in Google-managed data centers. However, a lot of Windows users have reported it to be a cause of Windows host process rundll32 high disk usage issue. So, if you have got google app engine installed too, you can try uninstalling the software to fix the issue.

Step 1: Open the Control Panel, either directly from the Start menu or you can also press the Windows + R key at once to open up the Run dialog box. Then type “control panel” in it and press Enter.

Run Dialog Box

Step 2: Within the Control Panel, find and click on “Uninstall a program” under “Programs”.

uninstall program

Step 3: Now check out for “Google App Engine” and double-click on it to uninstall the program. Once done, continue to restart your PC.

Google App Engine Uninstall

If the above method doesn’t work for you try out the other methods mentioned below in the list.

Method 2: Boot in Safe Mode and Repair the issues

The next method is to boot the system in safe mode to fix the windows host process rundll32 high disk usage. You are maybe unaware of the fact that, there is something called as the “Safe Mode” in the Windows Operating System environment that is specially made to tackle and troubleshoot the unexpected problems like this. This method can be a little tricky for some, so watch out.

Step 1: To get started, you need to first boot up your PC in Safe Mode. Press the F8 key while Windows is booting up. Then further choose “Safe Mode” from the available options and hit Enter.

boot in Safe mode

Step 2: Once the system is booted in Safe Mode, press the Windows + R key together to enter the Run box. Type “taskmgr” in it and press Enter.

taskmgr

Step 3: Now, once the Task Manager is opened, check out for the CPU and Disk usages. And take the further steps depending on it.

Step 4: If the disk usage is normal in the Safe mode, you should perform a normal boot and see which application or service is causing you the problem.

If the disk usage is abnormal, even while you are in Safe Mode, most certainly there is a problem with your Operating System. If that’s the case, this method will help.

Step 5: Press the Windows + R key together to enter the Run dialog box. Then type “msconfig” there and hit Enter.

MSCONFIG

Step 6: Once the new window opens up, switch over to the “Services” tab. Tick mark the box that says “Hide all Microsoft Services” down at the bottom left end.

HIDE MSDN SERVICES

Step 7: Once you have switched the tabs, search for the “Disable all” button in the right bottom corner of the window. After that, click on the Apply button.

Step 8: It is now time to switch over the “Startup” tab. Click on “Task manager” there within the tab. In the Task Manager, continue to disable all the services one by one.

Open task manager

Step 9: Proceed to restart your PC now.

Method 3: Disable the Telemetry Service

The main function of the Telemetry service is to collect many different kinds of data from your system and to use it for user experience improvement program.

However, the whole process sometimes leads to the windows host process rundll32 high disk usage error. Here, we are going to try to disable the Telemetry Service to eliminate the error.

Step 1: Press the Windows + R key at once to open up the Run dialog box. Type “services.msc” there and press Enter.

Telementry services 1

Step 2: In the Services window, search for “Connected User Experience”. After finding it, double-click on it to open its settings.

connected user exp

Step 3: Now click on “Stop” under service status. Then, choose “Startup type” and set the option as Disabled.

Startup Type

Step 4: After successfully completing the above 3 steps, click on OK and close all windows. Now, try restarting your system and check if the issue is resolved or not.

Method 4: Disable items from Task Scheduler

In the next process, we are going to disable items from the Task Scheduler while trying to fix the Windows Host Process rundll32 High Disk Usage problem. There is nothing to worry if the method does not work out for you, as this can be reverted back without any hassle by just following the steps in reverse.

Step 1: Open the Control Panel, either directly from the Start menu or you can also press the Windows + R key at once to open up the Run dialog box. Then type “control panel” in it and press Enter.

Screenshot_2

Step 2: Now search for “administrative tools” within the Control Panel. You can also search for the same from the Start menu directly. Once you have got it, click to open it.

administrative tools

Step 3: Browse through the shortcuts to find and open the “Task Scheduler”.

Task Scheduler

Step 4: Now, focus on the left side of the window and go over the following place “Task Scheduler Library > Microsoft > Windows > Customer Experience Improvement“.

Step 5: Check out for “Consolidator” and open properties. Go to the “triggers” tab. There is supposed to be only one trigger. Click on it and then click on “edit” at the bottom.

triggers

Step 6: Go through the Advanced Settings and uncheck the box “Enabled”. Click on “Ok” to save changes and then exit.

Step 7: Lastly, come back to the list, and disable the following items by right-clicking on them and selecting “disable“. The items are “Consolidator, KernelCeip Task, UsbCeip”.

Step 8: Restart your PC.

Method 5: Rename aienv.dll

This is potentially our 5th and last most used method on the list.

Step 1: Press the Windows + R key together to enter the Run box. Type “C:\Windows\System32” in it and press Enter. A new folder will open.

Step 2: Now, search for the file with the name “aienv.dll“. Once you have located the file, continue by pressing right click and renaming it to “oldaienv.dll“. You may receive an Administrator Continue popup requesting for confirmation. Make sure to click on Continue.

Step 3: Finally after you restart the PC the problem should have been fixed.

Final Words:

I hope you liked our article on how to fix Windows Host Process rundll32 high disk error. If you still have any further doubts about the methods discussed above feel free to leave a comment down below and let me know.

Thanks for taking the time and reading the article. You can also check out other articles on our blog in the Windows Error category.

Further Reading:

KMode Exception Not Handled Error [FIXED]

[FIXED] Task Manager Not Responding in Windows 10, 8, 7

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