Service Host Superfetch High Disk Usage Windows 10

With Windows 10, the interface was not solely modified; however, many system processes in Windows were introduced. Though, some of the system procedure like Service Host SuperFetch became painful and made your system slow. One in all the functions SuperFetch reasons the high disk usage in Windows 10 slows down your Windows performance.


The problem is common, and you would probably have encountered the message, “Service Host Superfetch.” It is the beneficiary of Prefetch introduced on Windows Vista. If you are experiencing the same error and need to know about it, you have come to the correct place.

Before moving onward, let’s know how your system’s memory is enhanced without obtaining rushed with the manual method. One-off the simplest optimizing devices for Windows, Advanced System Optimizer, comes with an exquisite feature, Memory optimizer, that optimizes the system and handles the systems cache. It enhances the system performance and reducing the response interval of your PC.

What is Service Host Superfetch?

what is service host superfetch

Windows Superfetch was formerly introduced with Windows Vista as a beneficiary to Prefetch. It is a method that analyzes your system-precisely your RAM usage-to produce a profile of the programs and applications you run frequently. As you employ your system, Superfetch regularly learns what you run most often and can pr- emotively load parts of those applications onto your RAM, so once you want them, they load up so much faster than they may otherwise.

The feature’s primary purpose is to speed up application load times for those running exhausting drives-particularly older ones. Those running a solid drive (SSD) won’t see tremendous improvement from the feature; subsequently, Superfetch doesn’t load applications into memory if an SSD notices on your system. However, the service is energetic by default. If you run a mixed drive system-such as employing a larger hard drive for storage functions, whereas the OS works on an SSD-it can be able to progress the performance of any applications running from that drive without intrusive with SSD operation.

In short, exhausting drives ought to see an evident improvement in performance due to Superfetch; however, SSD driven applications will not.

How does Service Host Superfetch go Wrong?

Like so many alternative Windows features, Superfetch can infrequently go awry and cause more issues than it resolves. Since SuperFetch is often running within the background, it will create some system properties like RAM and CPU. If you are running a heavily optimized system or one with significant weak hardware, it might cause slowdowns that you need to profuse.

Superfetch might get a bit manic with its preloading too. Many have reported a slowdown, whereas booting Windows where their drive is enforced to load up many applications before windows have had a period to load its essential apps and services. That might verify worthy if you are going to run all these apps; however, if you are not, Superfetch ends up slowing down your computer to lessen slowdown later, which is counter intuitive.

Several Windows clients have also noted SuperFetch causing hard drive and CPU usage, particularly during the gaming sessions. It seems to be mostly restricted to those running systems with less than 4GB of RAM. It is attenable that since of the way games can obtain and drop RAM as and once its required, that SuperFetch is getting into the form and inflicting gameplay stutters whereas everything shamble in memory.

Fix service Host Superfetch

There are a few of method to Fix Service Host SuperFetch. We have listed them below;

Note: if show any uncommon error after Fix Service Host SuperFetch. You may always permit it again.

Method 1: Use Command Prompt

Follow the instruction is given below for Fixing services Host Superfetch error by this method.

Step 1: Type command prompt within the search bar on your taskbar and click on Run as Administrator.

what is superfetch

Step 2: Now on the command prompt window, then type the net.exe stop SuperFetch and press the enter button.

windows 10 superfetch

Step 3: Now enter “sc config sys main start=disabled” and then press enter

what is service host superfetch in task manager

Method 2: Use Registry Editor

Step 1: Press button windows and R at altogether to run the window. Then type Regedit and press Ok option to launch Registry Editor.

superfetch in task manager

Step 2: Go to: HKEY LOCAL MACHINE->CurrentControlSet->Control->Session Manager->MemoryManagement->PrefetchParameters.

disable superfetch windows 10

Step 3:Nagiate to permit Superfetch on the right side windowpane and double click there on it.

Step 4: Change the worth data from 1 to 0 and click on ok to confirm. Shut off the registry Editor and restart/shut off your computer.

Method 3: Use Service snap-in

Step 1: Press Windows button and R together to Run window. Write services. MSC and press Ok option to launch Services.

Step 2: from the list of services, find the located word SuperFetch, and double click on it.

Step 3: Now, on the next window, SuperFetch properties. Under the Startup type menu, click on the checkmark alongside the disabled to go it off.

windows superfetch disk usage

Step 4: Under services status, click stop Now restart/turn off your computer.

Method 4: Use Windows Troubleshooting

 Windows update is claimed to be one of the causes of unusually high CPU or disk usage. You will be able to run the troubleshooter to check if it is the offender.

Step 1: Press the “Windows logo key” on your keyboard and then click “Control Panel.”

Step 2: Vie by “Category” and click “System and Security.”

Step 3: Now, click “Security and maintenance”>” Troubleshooting.”

Step 4: Now, click “Fix issues with Windows Update.” Then click “Next.”

Step 5: After that, click “Try troubleshooting” as an administrator.”


When you are attempting to the troubleshooter, your slowing down your PC or need to disable SuperFetch, so you can try any one of these methods to stop this specific issue. If it doesn’t damage your computer or doesn’t take up more RAM or disk usage, you will acquire more benefits with it enabled than not.

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