How To Fix 100% Disk Usage In Windows 10

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High disk usage on Windows 10 is a common issue which caused due to lớn Superfetch service running in background. Here"s how you can fix 100% disk usage. - Article by Kunal Chowdhury on Tuesday, July 21, 2020
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A common problem that users face in their Windows 10 system is the high CPU utilization & high disk usage, resulting in slow performance even though the system is loaded with a good hardware configuration.

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If you are one of such users, facing 100% disk usages on Windows 10 system, this article will help you to lớn troubleshoot & fix it.


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To double confirm, restart the Superfetch service by entering the command net start sysmain in the console window và press Enter.Now if you see high disk usage once again, as shown in the following screenshot, then Superfetch is the main issue behind 100% disk usage on your system.

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Go back lớn the command prompt once again, and stop the service by entering the command net stop sysmain.To stop the service permanently, go to lớn Start, tìm kiếm for services.msc and mở cửa it.Within the Services window, search for SysMain, right-click on that entry, & click Properties.Now as shown in the following screenshot, click the Startup type dropdown và select Disabled.

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Click on Apply | OK for the changes to lớn take effect.

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This is one of the most common issues that cause the 100% disk usage on Windows 10. But there are also some pitfalls if you disable the Superfetch. As long as you are not having any other trouble after stopping the service, keep it turned OFF. For normal usage, where it is not causing any performance issue even if the disk usage is high, keep it enable and running.