How to Disable and Reset Superfetch on Windows to Improve Performance

bardimin pic

Written by Bardimin

On August 24, 2022
Home » Blogs » Windows » Tips and Tricks » How to Disable and Reset Superfetch on Windows to Improve Performance

on some devices causes problems with a 100% hdd activity rate. To fix this, you need to reset or disable it.

In , Superfetch is a standard feature that loads the apps you use the most. is like a caching drive that will copy all your usual files to RAM. By loading these programs first, Superfetch Service Host aims to speed up your PC.

While Superfetch usually helps, it can sometimes slow down your PC. As a background service, Superfetch constantly uses some CPU and RAM resources. If your system doesn't have the latest , Superfetch Service Host can easily cause high disk usage.

What usually happens is that the Superfetch service causes disk usage at 100%, if you monitor it in Task Manager. If you encounter this problem, don't worry. How Bardimin shares this can solve your problem.

How to Reset Windows Superfetch

To resolve superfetch issues on Windows, you can reset the Superfetch cache.

superfetch
  1. Open .
  2. Navigate to the “” folder under “C:\Windows\“.
  3. Delete all contents of the “Prefetch” folder.

How to Disable Superfetch Windows

  1. Open the “Services”. You can open it by using the keys (WIN + R) and typing “services.msc“. In addition, you can also open it from the Start button and type “services” in the search box.
open services
  1. In the Services window, search for a service with the name “SysMain” for and 11. Whereas in Windows it was previously named “Superfetch“.
  2. Then right-click and select the “Properties” option. Click the “Stop” button to turn off the service and on the Startup type, click the dropdown button and select “Disabled“.
disabled superfetch
  1. Click the OK button and close the Services window.

Latest Articles

Limit Your Privacy Data Collection in Windows 11

Limit Your Privacy Data Collection in Windows 11

People are increasingly aware of their privacy due to the use of the internet and social media platforms. Windows 11 users need to understand that the operating system actively retrieves data from many web-based sources. Whenever someone establishes a connection to a...

How to Know When Your Password Was Last Changed on Windows

How to Know When Your Password Was Last Changed on Windows

One easy method to ensure the security of user accounts is to enforce policies that require periodic password changes. One way to prompt users to change their passwords is to notify them when their passwords are about to expire. While it may not always be necessary,...

17 Tips and Tricks for Customizing Windows via Registry

17 Tips and Tricks for Customizing Windows via Registry

Before you edit or modify the Windows registry, back up from that registry. Fatal errors in changing the registry can cause the operating system to not run normally. In some cases, registry damage can only be repaired by reinstalling the operating system and resulting...

Portable BloatyNosy 0.80 – Debloat and Customize Windows 11

Portable BloatyNosy 0.80 – Debloat and Customize Windows 11

BloatyNosy is a free app that lets you remove the built-in junk apps in Windows that improve your Windows performance. The application is available in portable and installer versions. If you are looking for a free Debloat tool, then you might need to try BloatyNosy...

The sequence of Windows boot processes from zero to ready

The sequence of Windows boot processes from zero to ready

Have you ever wondered how exactly the Windows boot process happens? What processes happen in the background when you press the power button until Windows is ready for you? If yes, then you are in the right place. In this article, Bardimin will explain how all these...