4 Effective Ways to Fix “.NET Runtime Optimization Service”

How To Fix .NET Runtime Optimization Service High CPU Usage

You might have noticed that your PC is slowing down a lot than before, so you went to check the Task Manager and found that there is a file named “.NET runtime optimization service” that is using up high CPU resources. Well, this is the case with many Windows users.

Many Windows users have been reporting about this issue of their PCs not working efficiently due to the .NET Runtime Optimization Service High CPU Usage. Nearly 97% of the CPU resources are getting eaten by this program in most computers.

.net runtime optimization service

This is a useful tool for optimizing your Windows system. However, if you are facing such issues, then you have to fix the problem accordingly. In this post, we will show you some effective methods to fix the high CPU usage issue caused by .NET Runtime Optimization.

What Is .NET Runtime Optimization Service?

.NET Runtime Optimization Service is a Windows component. It is also known as ” Mscorsvw” or “Mscorsvw.exe”. This Windows component is a useful tool for launching the programs very fast and prevents delay of operations in your computer. Apart from that, it also optimizes your system to keep it prevented from malware and also to speed it up.

What Is .NET Runtime Optimization Service

However, if an optimization tool itself is creating trouble, then this is a matter to worry about. If you got to know that the .NET Optimization Service on your computer is using high disk or CPU resources, then the reason can be one of the following:

  • Optimization is taking so long causing to use more high CPU
  • The service is infected or became corrupted due to harmful installations
  • The .NET Runtime Optimization Service installed on your PC is a duplicate file

Should I Disable .NET Runtime Optimization Service?

Don’t. This software is a useful tool that helps to launch programs faster. Without this tool, your system might become even more lagging and the apps will not be opened as soon as you click on them. Since this is a useful tool, you have to keep it on your system but it has to be fixed first. You have to fasten the optimization of this service so it won’t take long and doesn’t use a high CPU and disk.

How To Fix .NET Runtime Optimization Service High CPU Usage

In order to fix this problem, you have to reduce the CPU usage and disk usage which is caused by this tool. Below are some of the useful fixes that will help you to fix the high CPU and disk usage issue caused by the .NET Optimization Service. The below methods will surely resolve the issue and reduces CPU usage.

1. Scan Your PC

First of all, you have to make sure that your device is free of viruses or malware. In case if your .NET Optimization SErvice became infected by some third-party malware or you have a duplicate file from the very start, then this can be a strong reason behind the high CPU usage. Therefore, download an anti-virus application from a trusted source. Avast, AVG Antivirus, BitDefender, are some of the reliable ones out there.

Should I Disable .NET Runtime Optimization Service

Scan your system in any of these apps and check if the .NET file itself is a malware or there is another file causing any issue. However, if you got to know that there is no malware or virus, then the only reason behind the high CPU usage is the slow optimization process of the .NET service. In order to fix this, you have to speed up this tool by the following methods.

2. Speed Up .NET Runtime Optimization Service

Slowed services are one of the main reasons why you encounter high disk and CPU usage issues on a computer. In this method, you will try to fasten the optimization services provided by the .NET file using some commands. These commands will instruct the .NET service to complete the optimization faster. To do so, follow the steps given below.

  • Go to the search box on your Windows desktop and type “command prompt”.
  • From the results of “Command Prompt”, click on “Run as administrator”.
  • You will open the Command Prompt as an administrator now.
  • Now, you have to enter the following command based on your OS size and press Enter.
  • For Windows Operating System – 32 bit:
    cd C:\Windows\Microsoft.NET\Framework\v4.0.30319
  • For Windows Operating System – 64 bit:
    cd C:\Windows\Microsoft.NET\Framework64\v4.0.30319
  • After executing any one of the above commands, type the below command and press Enter.
    ngen.exe executequeueditems

.net runtime optimization

  • When this execution is also completed, exit the window and restart your PC.
  • Press Ctrl+Shift+Esc keys to open Task Manager and check if the CPU usage is reduced.

3. Run Official Microsoft Script

If you don’t want to use the Command Prompt to speed up the services or if your Windows is of an even older version, then you can use the official script for .NET written by Microsoft to speed up the services. Follow the simple steps given here to run the official Microsoft script.

  • Launch the browser on your PC and visit https://github.com/Microsoft/dotnet/.
  • Now, go to the Git Hub Microsoft script on this page.
  • Right-click on the “Raw” button at the top-right and select “Save link as”.
  • Make sure to check that the file is in .wsf format.

.net runtime optimization service high cpu

  • Once saved, click on the file to run the script on your computer.
  • If asked for a program to run with it, select the “Windows Script Host” program.
  • Once done running this script, exit the window.
  • Go to Task Manager and check if .NET Runtime Optimization Service CPU usage is reduced.

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4. Restart NVIDIA Telemetry Container

If you are still unable to resolve the issue, then try restarting the NVIDIA services. This method is only for those who are using a dedicated NVIDIA graphics card. Many users have confirmed that this solution worked for fixing the .NET Runtime Optimization Service issues. Here is how to restart NVIDIA services.

  • Press Windows+R keys to open the Run box. Type “services.msc” in the box and press Enter.

.net runtime optimization service high cpu usage

 

  • The Services window will be opened on your device now.
  • Next, scroll through the list and find “NVIDIA Telemetry Container”.
  • Once you find this service, right-click on it, and select “Properties”.

How To Fix .NET Runtime Optimization Service High CPU Usage

  • Then, select “Startup Type” as “Automatic” and click on “Start”.
  • Now, select “Apply” and click on “OK” to save the changes.
  • Exit the window and check if the .NET Runtime Optimization Service high CPU usage is fixed.

FAQ’s

What is .NET Runtime Optimization Service?
.NET Runtime Optimization Service is a Windows component. This tool enables the users to launch programs faster.
Why is .NET Runtime Optimization Service using high CPU resources?
In case of a corrupted software, duplicate app files, or delay in optimization speed, you can find high CPU usage by .NET Optimization Service.
How to fix .NET Runtime Optimization Service high CPU usage?
  1. Scan your PC
  2. Speed up .NET Runtime Optimization Service
  3. Run official Microsoft Script
  4. Restart NVIDIA Telemetry Container
Should I disable the .NET Runtime Optimization Service?
Don’t. This software is a useful tool that helps to launch programs faster. Without this tool, your system might become even more lagging and the apps will not be opened as soon as you click on them.

Conclusion

Those were the 4 effective methods using which you can fix the .NET Runtime Optimization Service issue eating up your CPU resources. Try our methods given above and reduce the CPU usage easily. Do not disable or turn off this tool since it is a useful one for launching programs and apps faster. We hope you liked this article. For more useful guides from TechRulz, stay tuned to our website.

About the Author

Jervie David Montejar
Pinoy Blogger, developer, foodie, self-proclaimed photographer and big anime and otaku fan. Likes RPG and action video games.

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