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HomeSystem TutorialWindows SeriesHow to solve the problem of 100% disk usage in Windows 10 system

How to solve the problem of 100% disk usage in Windows 10 system

Mar 06, 2024 pm 03:54 PM
win10Disk usagewin10 system

Solution: 1. Turn off the Sysmain service; 2. Change the virtual memory settings; 3. Update the hard drive; 4. Turn off disk defragmentation and automatic maintenance scheduled tasks; 5. Turn off Windows Defender; 6. Turn off Windows Search; 7. Set up the Superfetch service; 8. Clean the Windows.old folder; 9. Check and close the homegroup; 10. View and uninstall programs that take up a lot of disk space through the task manager; 11. Modify the registry.

How to solve the problem of 100% disk usage in Windows 10 system

Win10 system disk occupying 100% may cause the system to run slowly or freeze. Here are some possible solutions:

  1. Close the Sysmain service (the old version of Win10 is the Superfetch service):
  • Right-click "This Computer", select "Manage", and enter "Services and Applications" - > "Service".
  • Find the "Sysmain" service ("Superfetch" in the old version of Win10), stop it and set it to "Disabled".
  1. Change virtual memory settings:
  • Right-click "This PC", select "Properties", and then click "Advanced System Settings".
  • Click "Settings" in the "Performance" option and enter the "Advanced" tab.
  • Click "Change" in "Virtual Memory", uncheck "Automatically manage the drive's paging file size", select "No paging file", then click "Settings" and OK.
  1. Update hard disk driver:
  • If it is an Intel platform, install the latest IRST driver.
  • If it is platform A, install the corresponding AHCI driver.
  1. Turn off disk defragmentation and automatic maintenance scheduled tasks:
  • Select disk C and click "Properties" -> "Tools" -> ; "Optimize and defragment drive" -> "Optimize" -> "Change settings" -> Deselect "Run on schedule".
  1. Turn off Windows Defender (depending on the situation):
  • Enter Control Panel -> "Windows Defender" -> "Settings" , uncheck "Enforce protection".
  • Enter Control Panel -> "Administrative Tools" -> "Services" and disable "Windows Defender Service".
  1. Close Windows Search:
  • Enter Control Panel-> "Administrative Tools"-> "Services" and disable "Windows Search" .
  1. Set up the Superfetch service:
  • Enter the control panel -> "Management Tools" -> "Services" and find "Superfetch" , set its startup type to "Automatic (delayed startup)".
  1. Clean the Windows.old folder:
  • Open the C drive, right-click Properties -> "Disk Cleanup", select "Previous Windows Installation" checkbox and click OK to clean it.
  1. Check and turn off HomeGroup:
  • HomeGroup may take up a lot of hard drive space. If you do not need to use the HomeGroup function, you can turn it off. closure.
  1. Check and uninstall programs that occupy high disk usage through Task Manager:
  • Open Task Manager and check the disk usage. If a certain Third-party programs always have high usage, so you can try uninstalling them.
  1. Modify the registry:
  • Press the Win key and R key at the same time, enter regedit, and click OK.
  • Find HKEY_LOACAL_MACHINE in the registry and expand it, then find SOFTWARE-Microslft-Dfrg, BootOptinizeFunction, find OptimizeComplete, double-click and change its value to "no".
  • Check whether the disk usage is reduced after restarting.

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