100% Disk Usage Windows 10 Fix Instantly

Your system is hanging. The same old Windows, right? Except you are utilizing a brand-new Windows 10 device; you have just had it a few days. So what’s happening? Examining, you find out that the system drive is functioning at 100%. Certainly, it cannot be, right? Sadly, this is. The newest versions of Windows have an issue with the drives being overrun, which hold up the OS. This problem affects both solid-state drives (SSDs) and hard disk drives (HDDs). Numerous ways are accessible for solving the 100 disk usage windows 10 problem, but first, you have to trace the issue.

Indications Of 100% Usage Disk On Windows 10 :

How do you acquaint you have Windows 10 100% usage of the disk? In your Task Manager, below the Performance & Process tab, the usage of disk reaches 100% on Windows 10, directing to the unresponsive and lagging system. Your computer begins to freeze until the disk usage decreases from 100%. Also, your computer event log holds many events with Event ID 129, which shows resets of your disk controller. Are you distressed by the same disk usage issue on Windows 10? Here, we will have a glance at some worth-trying methods to address the 100 disk usage windows 10.

100 disk usage windows 10

Solutions To Resolve The High Usage Of Disk Problem On Windows 10 :

Here are a few fixes you can utilize to attempt to fix the issue of high disk usage on the Windows 10 system. A few might take longer than standard owing to the stress and increased utilization that the hard disk is already under. You might not have to try these all; simply work the way down until you come across the one that works wonders for you.

Fix#1: Restart The Windows System

You acquaint from experience that rebooting the windows system can frequently fix all types of problems. The 100% disk usage on windows 10 issue is no exception. While taking this way might not assist you in discovering the underlying cause for this windows issue, if it goes away, that might be enough for you.

Be certain to utilize the Restart option which starts the windows PC in a fresh state in place of the Shut Down which preserves the windows machine state and might not fix the issue.

Fix#2: Disable The Windows Search

To decide if the Windows Search is reasoning the high disk usage issue, the initial thing you ought to do is disable the Windows Search temporarily, and check if the system speeds up. If it does, you can disable Windows Search permanently.

Disable The Windows Search Temporarily :

The Windows Search is what makes the files searching on the computer much faster. If you do not utilize it at all, or you have another searching application, you can disable it permanently. Disabling it will discontinue the indexing of all your files. But you can still make use of search, which will take much time. Here is how you can disable the Windows Search temporarily and discover if it is the reason for the high disk utilization issue. (Note: the Windows Search will begin again when you reboot the PC.)

  • From the keyboard, press the Windows + X key simultaneously > choose Command Prompt (and run it as Administrator).

Disk usage 100

  • Click on yes at the window prompt of User Account Control.
  • A black window will then open. It’s the command prompt. Now, enter in the net.exe stop “Windows search” command.

disk usage windows 10 CMD

  • Hit Enter on your keyboard.

Check if the performance and the disk usage of the system improve. If they do, you ought to disable Windows Search permanently. If not, then, go on to the next fix.

Disable The Windows Search Permanently :

If you found out that Windows Search is reasoning the high disk usage issue on Windows 10, you can disable this option permanently:

  • First, press Windows + R key simultaneously, and enter in services.msc.

Disk usage services msc

  • Find the Windows Search option > double-click it to go to its Properties.
  • Now, change the type of Startup to Disabled > click Apply > OK to save the change.

windows search disable

  • Then, check the system’s disk usage: in the Windows search bar, enter in task manager > choose Task Manager > in the Processes tab, see the % at the pinnacle of Disk column. If it is no longer a hundred percent, you have resolved the issue!

If the high disk usage issue persists on your Windows 10, try the next fix, below.

Fix#3: Change The Energy Options From Balanced To The High Performance

The change of energy settings appears to have worked for many users who’ve experienced the high disk usage on Windows 10. Utilize this procedure:

  • Navigate to the Power Options > go to Change plan settings > click Change advanced power settings.

Change plan settings

  • Choose High-performance from the drop-down menu and make certain all the plan settings are set to defaults.High performance disk usage

Fix#4: Disable The SuperFetch

SuperFetch assists in decreasing the boot time and make must-load apps more competently. However, it’s been known as a potential reason of disk performance problems in Windows 8 and newer versions of Windows, including the Windows 10. Here is how you can stop this service to resolve the 100% disk usage problem on windows 10:

  • From the keyboard, press Windows + X key simultaneously > select Command Prompt (Admin).
  • Then, at the prompt of User Account Control, click Yes.

Disk usage 100 command

  • The cmd will once again show. Enter in the below given command.

net.exe stop superfetch

  • Press Enter from the keyboard.
  • Wait a little to check if the system begins performing better. Or see the system’s disk usage: Enter task manager in the search bar > choose Task Manager > in the Processes tab, see the % at the pinnacle of the Disk column. If it is no longer a hundred percent, you have resolved the issue!

Fix#5: Temporarily Switch Off The Antivirus Programs

Another way to choose when investigating the reason behind the Windows 10 high disk usage issue is to switch off the antivirus program temporarily. Check if it improves the disk usage. If so, you might desire to contemplate changing packages of antivirus. Even Windows Defender can reason issues by rising I/O and network utilization which might direct to high disk usage on windows 10.

Fix#6: Change The Skype And Google Chrome  Settings

For a few Windows 10 users, a particular combo of Google Chrome browser and Skype settings reasons the high disk usage issue on Windows 10. Here is how you can resolve these settings (Note: the wording on different versions of Chrome could be a little dissimilar):

  • In Google Chrome, click on the icon that has three-dots from the top-right corner > select Settings.

Chrome Settings

  • Then, scroll down to the base of the page > click on Advanced.

Advance Chrome Settings

  • In the Security & Privacy category, make certain Utilize a prediction service to load pages more rapidly is switched off.

Do it for chrome

  • Make certain that Skype isn’t running.
  • In the Windows Explorer, navigate to C:\Program Files(x86)\Skype\Phone\.
  • Right-click on the Skype.exe file > choose Properties.
  • Navigate to the Security tab > choose Edit.

Skype Property 100 Disk usage

  • Click on All Application Packages > tick the checkbox to Allow for Write > click on Apply > OK to save the changes.

Permissions for skype

  • Check the system’s disk utilization: enter in task manager in the search bar > choose Task Manager > in the Processes tab, see the % at the pinnacle of the Disk column. If it is no longer a hundred percent, you have resolved the issue!

Fix#7: Reset The Virtual Memory

The virtual memory can be contemplated as an extension of the PC’s physical memory. It is a combo of RAM and a part of the hard drive. When the RAM (Random Access Memory) is not adequate to do a task, the Windows 10 will temporarily store your files in the virtual memory, then exchange them back to Random Access Memory when needed. To reset the virtual memory:

  • From the keyboard, press the Windows + Pause/Break button simultaneously > select Advanced System Settings from the left panel.

Advance Settings Windows 10

  • Navigate to Advanced tab > click on Settings.

Advanced System Properties

  • Navigate to Advanced tab again > select Change… in the section of Virtual memory.

  • Make sure that the checkbox for automatically managing paging file size for all the drives is not checked.


  • Choose the windows drive (your hard drive or the partition that has your Windows 10 installed on it is usually C:), and enter the Maximum size and Initial size for the virtual memory:

Maximum Size: Do not set this value so high. It ought to be about 1.5 times the size of the physical random access memory. E.g., a computer with four GB of RAM ought to have no more than 6,144MB virtual memory.

Initial Size: This value differs, riding on the PC. If you are not certain what value to utilize, simply enter whatever the figure is in the suggested category.

Once you have entered the values for virtual memory, click on Set > OK to continue.

Virtual memory values

  • Clear all the system’s temp files. From the keyboard, press Win + R button simultaneously > in the Run dialog box, enter temp > press Enter. It’ll launch Windows Explorer with the Temp folder, presenting you all the temp files on the PC.

temp disk usage

  • Choose all the files from the Temp folder > delete them.

Clear temp disk

  • Check the PC’s disk utilization: enter in task manager in the search bar > choose Task Manager > in the Processes tab, see the % at the pinnacle of the Disk column. If it is no longer a hundred percent, you have resolved the issue!

Fix#8: Fix The StorAHCI.sys Driver

As said by MS support, Event ID 129, the retunes the disk controller, can be reasoned by numerous factors. One of the recognized ones is that a few AHCI PCIe models reason such indications in Windows 10 when functioning with the inbox driver StorAHCI.sys.

Owing to the firmware bug, the SSD doesn’t correctly complete output/input when MSI mode is enabled. Consequently, the storage stack of Windows tries to reset your device after waiting on unresponsive write/read for a time period. So, the initial solution to resolve high disk usage here is to disable the MSI mode using the registry. Follow the below guide:

Check If You Are Running The StorAHCI.sys Driver

  • Press Win + R button at the same time to open the Run box > enter devmgmt.msc > press Enter.


  • Right-click on the Standard SATA AHCI Controller under the IDE ATA/ATAPI Controllers > choose Properties.

  • Go to the Driver tab > click on Driver Details. If you observe storahci.sys driver, you are running that driver.

Disable The MSI For The Controller In The Registry

  • In the similar properties window, go to Details tab > choose Device instance path from the drop-down menu of Property. Please concentrate on the Value that begins with PCI\VEN, which will be helpful next.
  • Go to the registry editor by entering regedit in the Run dialog box.
  • Go to the HKEY_LOCAL_MACHINE\System\CurrentControlSet\Enum\PCI\<AHCI Controller>\Device Parameters\Interrupt Management\MessageSignaledInterruptProperties, where the AHCI Controller refers to your device instance path you checked earlier > change the MSISupported key value from one to zero.

Restart the machine and check whether it works for fixing high Disk usage issue.


Typically, the PC will never utilize up to hundred percent performance of the disk. In case you cannot resolve this 100 disk usage windows 10 issue by using the fixes mentioned above, then the problem may be the hardware, particularly the SSD/HDD. Possibly, the hard drive is getting old, and it is time to change it.

Besides, the high disk utilization issue could be related to the defragment tool. At times, the system is trying to defragment your drive. However, it is actually the SSD instead of an HDD. You can press Win + Q button from your keyboard simultaneously > enter Task Scheduler and disable the scheduled defragment task, if accessible.

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