Windows disk usage at 100% Fix [Windows 10, 8.1, 7] | Easy Way

Definition of Disk Usage : 

"Disk Usage is how much data is being written/read on your storage device. If you download at 5Mbps it has to write 5Mbps to your HDD/SSD to store it."

If your Windows 10 or any other PC has eased back practically to a stop, however, you have not very many projects open, something might make your hard roll over-work. This is an issue since when your PC's hard drive is always working at or close to 100%. 

It won't have any extra ability to perform different errands, even routine working framework assignments. This backs everything off and can make your PC absolutely lethargic. This is a moderately normal issue in Windows 10, yet fortunately, it's generally not a difficult issue to settle.

Method 1: Disable Anti-Virus Software for temporarily

Sometimes this problem is caused by your Anti-Virus. As a rule, the infection could be the fundamental driver for loss of circumstances and 100% circle use
is no exemption. Your security programming ought to have the capacity to manage this, regardless of whether it's a free application or a paid suite. The most popular antiviruses are BitDefender, Avast, and AVG against infection ought to have the capacity to filter your framework drive and identify any issues.

Method 2: Disable Windows Search

• Press "Windows logo key + R" at the same time.
• Type "services.msc" in the search bar and hit enter.
• Locate "windows search", double click and go to properties window.
• Change the "Startup type" from Automatic to Disabled and click on Apply and Ok.

Method 3: Disable MSI mode for Specific Devices via Registry

⚫ Identify if you are running the inbox AHCI Driver (StoreAHCI.sys): 

1. Open a command prompt with administrator privileges. Then type the following command in the command prompt window and hit Enter: "devmgmt.msc"
2. Under "IDE ATA/ATAPI" Controllers right-click on the AHCI controller node and select Properties. This node is usually called “Standard SATA AHCI Controller.”
3. Navigate to the driver tab and click Driver Details.
4. If you see “StorAHCI.sys” in the list, you are running the inbox driver.

⚫ Disable MSI for the Controller in the registry

In the same properties window opened in step 1.2, navigate to the "Details" tab and select Device instance path from the Property drop-down menu. Note this path.

Open the registry editor by typing "regedit" in the previously opened command prompt.

Navigate to: HKEY_LOCAL_MACHINE\System\CurrentControlSet\Enum\PCI\ <AHCI Controller>\Device Parameters\Interrupt Management\MessageSignaledInterruptProperties, where <AHCI Controller> refers to the device instance path you noted in step 2.1. 

Change the value of the "MSISupported" key from “1” to “0”.

If you don’t know which controller your boot device is attached to, repeat steps 2.1 through 2.4 for all AHCI controllers found under 1.2.

⚫ Restart Your PC

Note: Hope your problem will be solved if not, Comment on this post. If you have any other problem, you can Email me at "boymoody20@gmail.com".