So, the first solution to fix 100 percent disk usage Windows 10 here is to disable MSI mode via the registry. As a result, the Windows storage stack attempts to reset the device after waiting on unresponsive read/write for a period of time. One of the known ones is that some Advanced Host Controller Interface PCI-Express (AHCI PCIe) models cause these symptoms in Windows 10 when running with the inbox StorAHCI.sys driver.ĭue to a firmware bug, the Solid-state drive (SSD) does not properly complete input/output when Message Signaled Interrupt (MSI) mode is enabled. See also: 3 Ways to Help You Get out of Low Disk Space Warning in Windows 7/8.1/10Īccording to Microsoft support, Event ID 129, the resets of the disk controller, can be caused by many factors. In addition, the system event log contains numerous events with Event ID 129, which represents resets of the disk controller.Īre you troubled by disk usage 100 Windows 10 and wonder 'why is my disk always at 100', 'how to lower disk usage'? Next, we will show you the worth-trying 12 ways to address Windows 10 100% disk usage.

This can be observed in the following screenshot: The system starts freezing until disk usage reduces from 100%. How do you know you have 100 disk usage Windows 10? In the Task Manager, under the Process and Performance tab, the disk utilization reaches 100%, leading to lagging and unresponsive system. Meanwhile, my CPU is at 5% 2.72GHz, and my memory is at 8% 2.6/31.9GB.Īnybody can help? After few restarts sometimes it's no more 100% sometimes it's again 100% usage. It took about a minute to open up the start menu when I opened the Task Manager, my disk 1 (C:) is at 100% utilization. When I load into Windows, I could move the mouse, but nothing else was responsive. See a Windows 10 user thread from : Q: Disk Usage at 100% on Windows 10 Recently, more and more Windows 10 users report that they have come across 100 disk usage Windows 10 issue and they are seeking for a way to lower disk usage.

Fix 12: Wipe SSD and Reinstall Windows 10.

Fix 7: Uninstall Any Flash Player Update.

Fix 3: Change Settings in Google Chrome and Skype.

Fix 2: Change Energy Options from Balanced to High Performance.

Windows 10 disk %100