If your PC has 100% disk usage over long periods of time, it will affect its functionality.The guide below shows you what to do in such situations.

Đang xem: Having 100% disk usage on windows 10? fix it!

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Users are complaining that their disk usage stays at 100% after they installed Windows 10. This problem can occur in Windows 10, but it can also show up in older Windows operating systems.

And there are a few workarounds you can try to reduce the disk usage; we’re showing you how in this article.

How to fix 100% disk usage in Windows 10?

1. Disable Superfetch service

Go to Search, type services.msc and open ServicesClick on Disable, and then OKNow reboot your computer and see if the disk usage is reduced.

Superfetch and Prefetch are services that could significantly improve the system performance by predicting which applications the user is going to open and preemptively loading program data into memory.

But these services could also cause a high disk usage sometimes, and this is why you’ll maybe want to disable them in order to solve this problem.

2. Disable Prefetch

Go to Search, type regedit and open Registry EditorNavigate to the following path:Double click on EnablePrefetch. You can configure EnablePrefetch by entering some of the following values into Value Data box:0 – Disables Prefetcher1 – Enables Prefetch for Applications only2 – Enables Prefetch for Boot files only3 – Enables Prefetch for Boot and Application filesAs the default value is 3, set it to 0Restart the computer

These two services are the most common reasons for high disk usage in Windows but don’t disable them if you don’t face this issue, because they can be good for your system sometimes.

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3. Turn off Windows Search

Open Command Prompt as ad administratorEnter the following command: net.exe stop Windows searchWait until the process is finished.Launch Task Manager and check if your disk usage is still at 100%.

Many users confirmed that disabling Windows Search fixes this problem. So if this quick solution fixes the problems, this means that you identified the culprit.

Now, you need to disable Windows Search permanently. Here’s how you can do that:

Go to Search,  type services.msc, then open ServicesUnder the General tab, go to Startup type, set it to Disabled and hit Apply.

4. Run Disk Check

Launch Command Prompt as an administratorWait for your computer to process the commandGo to Task Manager and check if the problem persists.

This should solve any problem with your disk and fix the high disk usage problem as well.

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5. Run Disk Cleanup

Go to Search, type Disk Cleanup, double click on the first result to launch the toolSelect the disk that you want to clean. Your PC will display more information on much space you can free upHit the Clean up system files option to launch the process.

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