Fix Service Host Superfetch on Windows - Quick Working Solution

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    Want to fix Service Host Superfetch? Is your computer utilizing 100% of Disk Usage? This guide will help you to fix this issue. Superfetch mechanism is used for caching purpose in Windows 10 systems..

    If you are using Windows 10 and find that Host Services: Local Systems consumes large amounts of processor, disk or memory resources, you are not alone. There are also many Windows users reporting this issue. But don't worry, it's easy to fix.

    What is the Service Host Superfetch?

    This technology enables the Windows operating system to handle RAM for the efficient running of your application.

    It enables applications from third parties and critical Windows components to perform common functions quickly. Superfetch stores and reads data from apps that are used directly from RAM instead of going to the hard drive.

    In case you are curious to know that how you can improve your computer's performance then read this guide and help yourself.

    How Service Host Superfetch works?

    Superfetch is like caching the drive. It copies to RAM all your usual files. This enables quicker booting of programs. Service Host Superfetch can easily cause increased disk usage if your system does not have the recent hardwares. Because of this service, high disk usage is not really an issue.

    For services running from DLL dynamic link libraries, Svchost.exe is a generic host process name. By using an internal Windows service to use DLL files instead, Microsoft has started to change many of Windows features. This makes the code more useful from a programming point of view and can be easier to maintain.

    The problem is you can't run DLL files straight from Windows in the same manner as executable files can be used. Instead, hosting this DLL service is to use an executable shell file. Then the process of host service (Svchost.exe) will be born.

    Windows needs many services. If each service runs in the host service phase, all windows may be removed by a service failure. Services are arranged into logical components that are all connected, and then instances of host service are created to host each group.

    Why Superfetch reaches 100% Disk Usage?

    The service allows a copy of all the frequently used memory submitted to the RAM of the system. That's why programs can boot much quicker when you're using them. But there is also a big problem with this service that actually supports caching when you don't run on good peripherals . The Superfetch Host service will cause 100% disk usage in such cases.

    Many individuals do not understand superfetch mistakes, but they can sometimes be very alarming because the system reacts to the maximum capacity of I/O requests in the service due to a huge amount of disk usage. Then the memory of the RAM is removed and the fresh file that the user has just accessed starts being copied.

    After the redesign of the disk, the service slows and removes the memory for other apps automatically and also efficiently reduces disk storage on board.

    How to Fix Service Host Superfetch in Windows 10?

    Disable Superfetch Service

    The easy way to stop the Superfetch service is through the Services tab.
    1. First, click the Windows + R button, then open the Run search box.
    2. You will need to enter below command
      1. services.msc
    3. Enter to open the Services window.
    4. After the Services tab opens, you must look for the Superfetch service.
    5. After finding the service, you must right-click and choose "Property".
    6. In the context menu "startup type" select Disabled option. Click Apply and OK then.


    This is how you will disable the Superfetch services in your system from the Services tab. You can choose to disable any service that causes difficulty in your computer system with this method. We have written a separate tutorial to disable unwanted services in windows 10.

    Fix Service Host Superfetch Using Windows Registry

    • You can also disable the Windows Registry service host. To disable this memory management service, follow the steps below.
    • Bring the Run dialog box clicking the Windows key + R button
    •  Type below command to open Registry Editor
      • regedit
    Go to the HKEY_LOCAL_MACHINE directory when the registration window appears

    Navigate to SYSTEM > CurrentControlSet > Control > Session Manager > MemoryManagement > PrefetchParameters under this folder.
    • Double-click on the right side of the Enable Superfetch.
      • If this value is not listed, simply take the following additional steps
    • Right-click on the folder PrefetchParameters 
    • Open New > DWORD Value from options 
    • Now enter 0 as the disabled service value 
    • Now Select OK 
    • Now close the editor of the registry
    Service Host Superfetch

    There is no doubt that Superfetch service is one of the most useful and important services running on our Windows system. Only because of this service can we open commonly used applications and other significant information quickly, which does the general experience even quicker. Here is Microsoft thread which speaks about this.