Service Host Superfetch – How to Fix the Problem High CPU


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Service Host Superfetch: Are you facing the regular problem of Superfetch Service that causes the high disk usage on your PC? Do you want to disable that service but not sure about what changes should be made to correct it, then here is the answer that is mentioned you below and helps you get the answer for your to require questions.

Service Host Superfetch

Service Host Superfetch

Service Host Superfetch

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As you will follow the article, you will come to know about what is the service that is done by Service Host Superfetch and when does it report high risk. You will also come to know about the process that disables this service.  So, follow the below-given information to know about it in details.

Service Host Superfetch-What is the Function of It?

Superfutch is part of Windows Vista and beyond. This technology allows Windows OS to manage random memory so that your applications can perform efficiently.

This helps third-party applications and critical W components execute common tasks quickly. To achieve this, Superfutch stores and reads data for apps used directly from RAM, rather than having to resort to hard drives.

Since getting data from RAM is faster than reading from a hard drive, Superfutch helps you open commonly used apps in one snap.

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Your System is Boosted by Three Tasks as Below:

  • Decreasing the Boost time
  • Enhances the time of App Loading
  • Learns about your Usage Pattern

Superfetch Disk Usage ProblemHow Does It Report High Disk Usage

Superfutch is like drive caching. It copies all your commonly used files to RAM. This can cause programs to boot faster. However, if your system does not have the latest hardware, Service Host Superfetch can easily lead to high disk usage.

Although often dangerous, the use of Superfutch high discs is rarely a dangerous sign. This is because this service uses the maximum capacity for your computer to respond to I / O requests. This clears the RAM and copies the new files that you are recently accessing.

Once this service overhauls your RAM, it will automatically reduce disk usage.

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Is This Service Need to be Disabled?

As mentioned above, high disk usage is not always a problem due to this service. How does this service work to optimize your System?

When you have been using your PC for some time, this hosting service starts filling the RAM with frequently used files. As the size of these files increases over time, it may take longer to sort memory. That is where it becomes a problem.

Steps About How to Disable This Service

When you see the service host Superfetch as always causing high disk usage, you may want to disable it. Disabling this service will not cause system instability. However, when accessing commonly used apps you may feel some lag that loads faster when enabled.

Now in order to disable the services, you will have to just follow the below-given steps that help you with the problem. There are basically the two methods that are safe to use and also via following the instructions carefully.

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  • Disable it from Services
  • Use Windows Registry

Disable it From Services

First of all the basic step is to disable it from services and for that, you can simply do is that follow the below-given steps:

First, open the Run command in your computer via pressing Windows + R

You can also go via clicking on the start button of your window computer and then click on ‘RUN’ to open the dialogue box.

In the dialogue box click on ‘services.msc’ and then press the Enter button to bring it up.

Now once you have the list of services, find the option of Superfetch.

Service Host Superfetch

Service Host Superfetch

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Now right-click on this option and then select properties.

Now the property window pops up and then click on the Stop button.

You will find the option of ‘Startup Type’ drop-down menu in properties and then click on disable.

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Service Host Superfetch

Service Host Superfetch

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Now navigate back to the Task Manager and find out the disk usage. It should report Normal Usage Now.

Windows Registry

This is the second option that is going to help you disable the service host from window registry. Here are the steps below that helps you easy steps of disabling this memory management services.

  1. First, open the Run dialogue box either by pressing Window+R or via going through the start button and then on Run.
  2. Here type “Regedit” (without quote) and then hit the enter button of your keyboard.
  3. When the Registry Window appears, simply go to HKEY_LOCAL_MACHINE folder.
  4. Under the folder, simply navigate to the option of SYSTEM> Current ControlSet > Control> Session Manager> Memory Management> PrefetchParameters.

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  1. Now Double click on ‘Enable Superfetch’ Value on the right-hand side.
  2. And if you don’t find the value listed here, follow the alternative additional steps given here below:
  3. Select ‘PrefetchParameters’ Folder and then right-click upon it.
  4. Now from the option choose Open NEW> DWORD Value
  5. Now enter ‘0’ as the value in order to disable this service, Now Select OK.
  6. Close the Registry Editor.


Is it OK to Disable Superfetch?

Yes! If you decide to discontinue it, there is no risk of side effects. We recommend that if your system is running properly, leave it. If you have degraded performance issues during high-HDD usage, high RAM usage, or RAM-heavy activities, try turning it off and see if it helps.

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What Does the Superfetch Service do?

Supertech is a service in Windows designed to speed up app launch by preloading some applications based on your usage patterns.

Can I Disable Superfetch Service Windows 10?

To disable Superfutch, you have to click Start and type in services.msc. Scroll down until you see Superfutch and double-click on it. If it detects the SSD drive, by default, Windows 7/8/10 has to disable prefetch and super fetch automatically, but on my Windows 10 PC, it did not.

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Is Superfetch Important?

Supertech is a Windows service that aims to launch your applications faster and improve the response speed of your system. It does this by pre-loading programs that you often use in RAM so that they are not invoked from the hard drive every time you run them.

Does Disabling Superfetch Increase FPS?

Honored. Enable or disable the Windows 10, 8, or 7 Superfutch (otherwise known as Prefitch) feature. Superfetch caches data to RAM so that it is immediately available on your application. Sometimes this can affect the performance of some applications.

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Can I Stop Service Host Superfetch?

Disable super fetch in windows services:

“Open.” Type “Services.msc” in the box and click the “OK” button or press Enter. Scroll down the list of services until you find “Superfutch”. Right-click on that entry and choose “Stop” from the resulting menu.

Why is Service Host Superfetch Using so Much?

Superfutch is like drive caching. It copies all your commonly used files to RAM. This can cause programs to boot faster. However, if your system does not have the latest hardware, Service Host Superfetch can easily lead to high disk usage.

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Why is Superfetch Using so Much Memory?

What is Superfitch? SuperFetch is designed to make your computer experience faster. It sits quietly in the background and evaluates the apps you use the most and how much RAM you use. The next time you start your PC, it will preload these apps into memory.

Do I Need SuperFetch with SSD?

Disable Superfetch and Prefetch: These features are not really required with SSDs, so Windows 7, 8, and 10 already disable them for SSDs if your SSD is fast enough. If you’re worried you can check this, but TRIM should always be automatically enabled in modern versions of Windows with a modern SSD.

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How do I Turn off SuperFetch on Reddit?

Find “Superfutch” on the list. Right-click on “Superfutch”, then choose “Properties”. Select the “Stop” button if you want to stop the service.

Final Words

Hence now when you have read the above article you have come to know about the complete information about how to disable this Service Host Superfetch services. You can now easily bring your disk usage back to normal easily just by any of the method mentioned you above. These two methods of Registry editor or service method are really easy to go with.

Further, the step by step process above helps you with the easy disabling procedure and you can overcome the problems as well. Rest if you have any doubts then simply drop your feedback in the comment section below.

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