Windows 10 May 2019 Update

Solved: 100 Percent Disk Usage on Windows 10 April 2018 update version 1803

Several Windows Users Report After Install or Upgrade To Windows 10 April 2018 update version 1803, Windows Freezes not Responding At Startup, Files Folders not opening or Windows System Not performing well. When Check on Task manager they found a Huge amount of Disk Usage its Around 99% To 100 percent. Even Some users Report They using High End System powerful CPU, plenty of RAM, and a just couple of apps running. They Also Notice System not Responding 100 Percent Disk Usage problem. This Is Because The Disk Drive is continually working at or near 100%, it will not have any spare capacity to carry out different tasks. Which results in everything slowing down.

This High Disk Usage issue affects both hard disk drives (HDDs) and solid-state drives (SSDs). And There Are Various Reason Behind 100 Percent Disk Usage such As if the problem Started After Recent Windows 10 version 1803 upgrade Then Is maybe Current installed Device Driver are not compatible with new windows version, While upgrade process some System files missing or get Damaged, Disk Drive Error, Bad Sectors, Registry Corruption or any Background Service stuck Running etc.

Fix 100 Percent Disk Usage on Windows 10 version 1803

After Understand why windows not responding, Freezes at startup, file, and folders became not accessible etc. And Reason Behind this Huge Amount of Disk Usage by Windows 10. Let’s Apply Bellow Solutions To Resolve 100 Percent Disk Usage on Windows 10 April 2018 update.

Basic Solutions To fix 100% Disk usage

Before performing any troubleshooting Steps Make Sure Virus malware infection not causing the Issue. We recommend Download, Install A good Antivirus or Anti-Malware application With latest updates and perform A Full System Scan. Also Run Third party Free System optimizer CCleaner To Clean, junk, cache, system error files and Fix, Optimize Windows Registry Entries. After That Restart windows And Check system Running smoothly.

Also Run System File Checker Tool, which Scan restore missing corrupted System Files form Special cache folder located on %WinDir%\System32\dllcache. Again If SFC Utility End with Error windows resource found corrupt files but was unable to fix some of them then Run The DISM Tool which scan And repair System image and allow SFC utility to do its job.

Disable Windows Search and Superfetch service

The Windows Search feature is always indexing all files on your drive and is meant to make finding files on your PC much faster. But Sometimes This cause an issue where the disk is being overworked. Also, Superfetch is a service in Windows that’s designed to speed up app launching by preloading certain apps based on your usage patterns. Users Report Disable these Services help them to Free Up System Resource usage and Reduce high Disk usage problem for them.

Disable Windows Services

To Disable These Services First open command prompt As administrator. Then Type command net.exe stop “Windows search” And hit enter key To Stop Windows Search Service. Again To Stop Superfetch service Type net.exe stop superfetch and hit the enter key. This Will Temporary Disable Windows Search and Superfetch Service. check after stop these services there is no more 100% Disk Usage problem, Then you can permanently disable these services by following bellow.

Press Win + R, Type Services.msc and hit the enter key. On Windows, Services scroll down and double click on Windows Search. Here change the Startup Type Disable And Stop The Service if it’s running next to Service status As shown below image.

disable windows search service
disable windows search service

Again Do the Same With Superfetch Service To permanently Stop both Services, Now Restart windows.

Check Disk Drive for Errors

As discussed before Faulty, HDD, Disk Drive Errors, Bad Sectors also Cause 100 percent Disk Usage, File, and Folders not opening etc. So Make Sure Hard Disk Errors not Causing this 100% Disk usage problem by Running Windows CHKDKS Utility.

Run Chkdsk

Windows Check disk Utility A useful Command line tool, checks the state of the hard drive and correct any errors it finds, if possible. To Run Check Disk Utility you Need To open Command prompt As Administrator And Type chkdsk And The Drive Letter which you want to check for errors.

chkdsk c:

But Running Chkdsk only check The Disk On Read-only mode means check the disk status, and errors but not fix them. We need to add some Extra parameter to force Chkdsk Utility To fix the Errors. ( Extra Utility /r for repairs possible damage on the current disk. /F Fixes errors detected and /x  Forces the volume to dismount ).

chkdsk C: /f /r  /x

Check And Fix Disk Drive Errors with CHKDSK
Check And Fix Disk Drive Errors with CHKDSK

Then on the next prompt type: Y and hit Enter And Restart computer. This Will Stat scanning and repairing process for Disk Drive Error After 100% Complete Restart windows And check system Running without High Disk Usage.

Disable Windows Notifications

Also Some Users on Microsoft Forum or Reddit report Disable Windows Notifications Help them to fix High System Resource usage like 100 percent Disk Usage, High CPU or memory leak etc. You Can also try to Disable this windows notifications From  Settings, then click on System, and then Notifications and Actions. Simply turn off the Get tips, tricks, and suggestions as you use Windows.

Disable Notification & Suggestions
Disable Notification & Suggestions

Reset Virtual Memory

Windows Automatically usage Disk Drive Space As Virtual Memory ( A combination of disk Drive and RAM ). If you Recently Customize Virtual memory For windows performance optimization Reset it To Default. Because Sometimes the wrong customization also Cause Disk Drive not Responding or 100 percent Disk Usage.

To Reset Virtual memory To default state, click on Start menu Search type System and hit enter. Then click on Advanced System Settings on the left panel, Under system properties click on Advanced tab, then click Settings. This will open Performance options move to Advanced tab again, and choose Change under Virtual memory section. Then check mark on Automatically manage paging file size for all drives. Click Apply ok and Restart windows to take Effect the Changes.

set Automatically manage paging file size for all drives
set Automatically manage paging file size for all drives

Fix StorAHCI.sys driver

Also Some Users Report Disable MSI Mode for specific devices via the registry Help Them To Resolve the Issue. Even  Microsoft has specifically stated that this is an issue in Windows 10. Some drivers don’t run quite as they should in Windows 10. One that has been discovered to be causing 100% HDD use is the StorAHCI.sys driver, which has a firmware bug. StorAHCI.sys intended for storage devices connected to the PC or laptop motherboard via Advanced Host Controller Interface PCI-Express.

First identify, if your computer is running the inbox AHCI driver (StorAHCL.sys). To Do this open Device manager by press Win + R, Type Devmgmt.msc and hit the enter key. Then Extend Expand the IDE ATA/ATAPI Controllers category, and double-click the AHCI controller. Under  Driver tab and click Driver Details. If you can see storahci.sys stored in a path of system 32 folder, then you are running the inbox AHCI driver.

AHCI driver (StorAHCL.sys)
AHCI driver (StorAHCL.sys)

Close the Driver Details window and go to Details tab. From the drop-down menu, select Device Instance Path. Make note of the path, starting from VEN_

Note Down Device instance path
Note Down Device instance path

Note: If you find multiple AHCI controllers in IDE ATA/ATAPI controllers, copy the AHCI Device Instance path for every one of them and do following steps for each controller one by one.

Tweak Windows Registry to fix 100% disk usage

Now We Are going to Tweak on Windows Registry To disable Disable MSI Mode. Open Windows Registry by press Win + R, Type regedit and hit the enter key.

Note : Before make any changes on windows registry Entries we recommend to take backup of current windows registry.

Now On Windows registry, Editor Left side pane Navigate to fallowing

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\PCI\<AHCI Controller Value>\Device Parameters\Interrupt Management\MessageSignaledInterruptProperties

Note : Replace AHCI controller Value Which you previously noted.

On right pane of MessageSignaledInterruptProperties key, look for the registry DWORD(REG_DWORD) named MSISupported which should be corresponding to Value 1 as its Data. Double click on the DWORD to modify its value and Set 0 As shown bellow image.

reg Tweak to Disable MSI Support
reg Tweak to Disable MSI Support

Close Registry Editor and Restart windows to Take Effect the Changes. After restarting your machine, the 100% disk usage problem should disappear.

These Are some Most Applicable Solutions To fix 100 percent Disk Usage, High Disk Usage after Widnows 10 Upgrade, Windows Not Responding, Files folders not opening Etc Applicable on Windows 10, 8.1 and 7 computers. I hope After Apply Above solutions Windows 10 100% Disk Usage problem Will get resolved. Face any difficulty While perform Above steps or have any query, Suggestion About this post feel free to discuss on Comments Bellow. Also, Read Windows 10 Performance Tweaks To Optimize System Performance.

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