How to Fix 100 Percent Disk Usage – Windows 11

You may notice that your computer is performing very slowly—even if it is brand new.

You open Task Manager to begin investigating and see that your PC’s disk utilization is 100%. When your drive is under such a heavy stress, it lacks the extra cycles necessary to complete basic operating system operations.

If you’re having this problem, you’ll want to repair 100% disk use on Windows 11. Here are some helpful hints for resolving the issue.

Disable Superfetch

Press Windows key + R to launch the Run dialog.

Type services.msc and click OK.

Locate SysMain and double click on it.

Click the Stop button.

Click Apply and OK and to save your changes.

Rebuild Search Index

Search indexing options from your Windows search bar.

Click the Advanced button.

Click the Rebuild button in the Troubleshooting section.

Click OK to verify.

Disable Search Indexing Completely

Press Windows key + R on your keyboard to launch the Run dialog.

Type services.msc and click OK.

When the Services window comes up, look for Windows Search and double click on it.

Set the Startup type to Disabled.

Click the Stop button under the Service status section

Click on Apply then OK.

Delete temporary files

Use the keyboard shortcut Windows key + R to launch the Run dialog.

Type %temp% and click OK.

Select all files by pressing Ctrl + A.

Click on Delete.


Commerce major. My training enabled me to fully use the various Microsoft Applications while also allowing to work around problems. I spent my high school years working as a campus writer and researcher, as I get older, I want to broaden my horizons and live life to the fullest.

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