Windows 10 Using 100% of Disk: How to Fix It?

Quick Methods to Stop 100% Disk Usage

After installing Windows 10, users often complain that disk usage remains at 100%. This can happen with Windows 10, but it can also occur with older Windows operating systems . There are several ways to reduce disk usage.

How to deal with disk usage that is less than 100% in Windows 10

Solution 1 – Disable the superfetch service

Superfetch, Prefetch, and other services can dramatically improve your system's performance. These services predict which applications users will open and load program data before they do. However, these services can sometimes cause disk consumption issues. It's best to disable them.

We will first demonstrate how to disable Superfetch. Then, if you don't like it, disable Superfetch. How to disable Superfetch

1. Click here. You can search for Type services.msc Open Services

2. You can search for Superfetch Service. Click the link on the right to open it. Property

3. Please click on Deactivate and then OK

Turn your computer back on and check if the disk usage has decreased.

Solution 2 – Disable Prefetch

If you are still having problems with high disk usage, disable Superfetch. Here's how to disable Prefetch

1. Click here. You can search. Send an email . Open Registry Editor.

2. You can take the following route:

   • HKEY_LOCAL_MACHINESYSTEMCurrentControlSetControlSession ManagerMemory ManagementPrefetchParameters

3. Double-click Enable Refetch. The EnablePrefetch option is configured by entering the following values ​​in the Value data field:

   • 0 – Disable PreFetch

   • 1 – Enable preloading only for apps

   • 2 – Enable the preloading of boot files

   • 3 – Allows pre-boot of startup files and applications

4. The default value for this parameter is 3.

5. Restart your computer

These are two of the main reasons why Windows has high disk usage. However, you should not disable them if this is not a problem. They can be beneficial for your system.

Solution 3: Disable Windows Search

This issue has been resolved by many users who have confirmed it. You can temporarily disable Windows Search by following the steps below.

1. As an ad manager, open the command prompt

2. Enter the following net.exe command: «Windows Search Stop

3. Don't rush the process.

4. Start Task Manager and check that disk usage remains at least at 100%.

You have found the cause of the problem, if possible. Now you need to disable Windows Search permanently. Here's how it works:

1. Click here Search > Type services.msc > open services

2. You can search for Windows Search service. Right-click to go to Properties

3. Go to General > Set Startup Type to Disabled > Click Apply

Solution 4 – Check disk performance

Disk usage issues can be caused by a problem with the disk. This problem can be quickly resolved by using the command to check the disk.

1. Administrators can start the command prompt

2. Type the command CHKDSK /R

3. Let your computer respond.

4. Check Task Manager to see if it persists.

Solution 5 – Run Disk Cleanup

Disk Cleanup is another quick and easy way to clean your hard drive. Disk Cleanup can help you remove temporary files . You may have more than 100 temporary files.

This is how Disk Cleanup is managed.

1. 1. To erase your disk, go to Search and type Disk Erase. Double-click the first result.

2. Choose the disk you want to erase > your computer will give you more information about the available space

3. For more information, click Clean up system files.

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Solution 6 – Update your equipment

For Windows 10, the best rule of thumb is to install all current system updates. Microsoft frequently releases updates to the general population to fix bugs, improve the operating system, and add features. You should be aware that the latest system update may include a fix for issues that occur when using high-speed disks.

To get the latest Windows updates, you can go to Settings > Update & Security > Windows Update > Check for updates.

Solution 7: Disable the problematic software

You can also identify programs and software that are using excessive disk space.

Open Task Manager, click on the Disk tab and then you can see what programs are putting pressure on your disk. To stop these programs, right-click on the problematic program and choose End Task

Solution 8 – Reset your virtual memory

You can fix the problem by setting your virtual memory to reset. If nothing seems to work, you can try these steps:

1. Launch Control Panel > Type Advanced System in the search bar > Click Advanced System Settings

2. Go to the Advanced tab > Performance > Settings.

3. Go to Advanced > Virtual Memory > Change

4. Check the automatic page size management file for all drives

5. Choose the drive from which Windows was installed > Enter an initial size and a maximum size for the virtual memory settings > Change the values.

The recommended category will give you the numbers. You should use 1,5 times the physical RAM size to get the maximum size.

Solution 9 – Clean boot your computer

A clean boot to your computer can help reduce the number and complexity of all the programs. By doing this, Windows 10 will only have to start the necessary drivers and programs.

1. 1. Type msconfig> and press Enter.

2. 1. Click System Configuration, then the Services tab. Select the All hidden Microsoft services checkbox > Click Disable all

3. 1. Click the Open Task Manager tab.

4. Select each startup item > Click Disable

5. Stop Task Manager > Restart your computer.

These solutions should help you reduce disk usage in Windows 10. If you have any questions or comments, please write them below.

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Editor’s Note – This post was originally published in July 2015, and has since been updated to reflect current accuracy.