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Why Windows 10 Shows
Always 100% Disk Usage in
Task Manager
Why Windows 10 Shows Always 100% Disk
Usage in Task Manager
Recommended:
Scan your computer with RegInOut System Utilities to optimize Services and
clean up Registry. The combined effect of this ensures a seamless Windows 10
performance as well as the complete disappearance of the Disk Usage
showing 100% utilisation in Task Manager issue.
Why Windows 10 Shows Always 100% Disk
Usage in Task Manager
Method 1:
● Right-click This PC and select Properties
● Under IDE ATA/ATAPI controllers, right-click on the AHCI controller node
and then click Properties
● Click Driver tab | Driver details. Here if you find storahci.sys, it means the
inbox driver is running, which must be disabled first
● Go back to the Properties window, click Details and then select Device
instance path from the dropdown menu. Save this path somewhere
Why Windows 10 Shows Always 100% Disk
Usage in Task Manager
Method 1: (Continued)
● Open up the Registry Editor and navigate to the following path:
HKEY_LOCAL_MACHINESystemCurrentControlSetEnumPCI <AHCI
Controller>Device ParametersInterrupt
ManagementMessageSignaledInterruptProperties where <AHCI
Controller> is the path which you copied in the last step
● Change the value of MSISupported from 1 to 0
● Reboot your computer
Why Windows 10 Shows Always 100% Disk
Usage in Task Manager
Method 2:
● Open the Run box (Windows Key + R), type services.msc and press Enter
● Locate Windows Search and double click it to open up Properties
● Select Disabled in the Startup type dropdown menu
● Click Apply | OK
Why Windows 10 Shows Always 100% Disk
Usage in Task Manager
Method 3:
Follow this method ONLY if the last solution didn’t help you out.
● Open Command Prompt with administrative privileges
● Type in net.exe stop superfetch and press Enter to execute this command
Why Windows 10 Shows Always 100% Disk
Usage in Task Manager
Still NO respite from the Problem?
If you’re still getting the Disk Usage at 100% even after having tried out all the
mentioned tricks, stop all the non-Microsoft services via the msconfig
command in Safe Mode.
Now activate the services on by one and check which service was the actual
culprit. This shall help you determine the most appropriate action to be
taken.

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Why Windows 10 Shows Always 100% Disk Usage in Task Manager

  • 1. Why Windows 10 Shows Always 100% Disk Usage in Task Manager
  • 2. Why Windows 10 Shows Always 100% Disk Usage in Task Manager Recommended: Scan your computer with RegInOut System Utilities to optimize Services and clean up Registry. The combined effect of this ensures a seamless Windows 10 performance as well as the complete disappearance of the Disk Usage showing 100% utilisation in Task Manager issue.
  • 3. Why Windows 10 Shows Always 100% Disk Usage in Task Manager Method 1: ● Right-click This PC and select Properties ● Under IDE ATA/ATAPI controllers, right-click on the AHCI controller node and then click Properties ● Click Driver tab | Driver details. Here if you find storahci.sys, it means the inbox driver is running, which must be disabled first ● Go back to the Properties window, click Details and then select Device instance path from the dropdown menu. Save this path somewhere
  • 4. Why Windows 10 Shows Always 100% Disk Usage in Task Manager Method 1: (Continued) ● Open up the Registry Editor and navigate to the following path: HKEY_LOCAL_MACHINESystemCurrentControlSetEnumPCI <AHCI Controller>Device ParametersInterrupt ManagementMessageSignaledInterruptProperties where <AHCI Controller> is the path which you copied in the last step ● Change the value of MSISupported from 1 to 0 ● Reboot your computer
  • 5. Why Windows 10 Shows Always 100% Disk Usage in Task Manager Method 2: ● Open the Run box (Windows Key + R), type services.msc and press Enter ● Locate Windows Search and double click it to open up Properties ● Select Disabled in the Startup type dropdown menu ● Click Apply | OK
  • 6. Why Windows 10 Shows Always 100% Disk Usage in Task Manager Method 3: Follow this method ONLY if the last solution didn’t help you out. ● Open Command Prompt with administrative privileges ● Type in net.exe stop superfetch and press Enter to execute this command
  • 7. Why Windows 10 Shows Always 100% Disk Usage in Task Manager Still NO respite from the Problem? If you’re still getting the Disk Usage at 100% even after having tried out all the mentioned tricks, stop all the non-Microsoft services via the msconfig command in Safe Mode. Now activate the services on by one and check which service was the actual culprit. This shall help you determine the most appropriate action to be taken.