Best Ways to Troubleshoot 100% Disk Usage in Windows 10

Have you ever notice pop-ups showing up regularly on your computers or laptops warning you that the disk is at a 100% load limit? So how do you fix the problem of “disk 100% usage”? Keep reading for the best Ways to Troubleshoot 100% Disk Usage!

Best Ways to Troubleshoot 100% Disk Usage in Windows 10

100% disk usage means that the disk has reached its maximum capacity. Each hard-disk has a specific read/write speed and the read / write speed is normally 100mbps to 150mbps.

If the read/write speed number reaches 100-150mbps, 100% disk usage occurs.

For guidance, Windows 10 users who experience problems such as slow response time can look into their Task Manager. The Task Manager provides you with a wealth of information about the processes that your system is actually running.

Among the metrics, Task Manager lets you track the disk usage of your computer. If you see 100% disk use, the disk usage of your computer is maximized and the performance of your system is degraded.

There are some corrective steps you ought to take.

Troubleshooting 100% Disk Usage in Windows 10

Method 1: Change Energy Options from Balanced to High Performance

  • Go to Power Options
  • And then change plan settings
  • Change advanced power settings,
  • Choose High performance from the drop-down box
  • Make sure all plan settings are on default.

Best Ways to Troubleshoot 100% Disk Usage in Windows 10

Method 2: Change Settings in Google Chrome

In Google Chrome,

  • Go to “Settings”
  • Click “Advanced”
  • Click the “Privacy and security” category – make sure the “Use a prediction service to load pages more quickly” is turned off
  • And then ensure that “Continue running background apps when Google Chrome is closed” is disabled in “System” settings.

Change Settings in Google Chrome

Method 4: Disable Windows Search

Windows Search enables to search for files on your PC fast. When you don’t use it or don’t need it at all, you can disable it completely.

Disabling the Windows Search service will stop the indexing of all files on your computer.

However, to identify whether this is the cause of your 100% disk utilization problem, we recommend temporarily disabling Windows Search first.


Method 5: Disable SuperFetch Service

SuperFetch helps to decrease boot time and makes programs load more efficiently.

However, it has been identified as a potential cause of high disk usage in Windows 10. You can try to disable this service.

Disable SuperFetch Service

  • Press “Win+X”< then choose “Command Prompt (Admin)”
  • In the Command Prompt window, type “net.exe stop superfetch” and Enter.

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Method 6: Disable Antivirus Software

If you have any antivirus programs installed on your computer, you should temporarily disable them to see if your 100% disk usage problem is caused by them.

If the disk use of your computer returns to normal and no other solution is provided by your device vendor, you do not need to worry too much because Microsoft has its own Windows Defender default and built-in anti-malware protection.

So even if you disable your antivirus programs, Windows Defender is always there and protects your computer (unless it is disabled too, in which case you would need to enable it manually).

Method 7: Uninstall Any Flash Player Update

Uninstalling all the flash player update is also reported as a good solution that has helped some users get out of the situation related to 100% disk utilization problem in Windows 10.

Uninstall Any Flash Player Update

  • To do so, go to Settings
  • Click Update & Security > Windows Update > Advanced Options
  • View your update history > Uninstall updates.
  • Then uninstall the flash player update.

Method 8: Reset Virtual Memory

Virtual memory is a portion of your hard drive and is regarded as an extension of your computer’s memory. When the computer RAM is not enough to perform a task, Windows will temporarily store files in virtual memory, and swap them back to RAM when required.

  • Type “Win+Pause/Break” keys to call out “System” information
  • Then choose “Advanced system settings” on the left panel
  • Go to the “Advanced” tab, and click “Settings”
  • Go to the “Advanced” tab, and choose “Change…”
  • Make sure “Automatically manage paging file size for all drives” is NOT checked
  • Then click “Set”, and then “OK” to continue
  • Press “Win+R” keys to call out the Run dialogue, then type “temp” and hit Enter.

Method 9: Disable Windows Update Service

Some of my users suggested that Windows Update Service could also cause 100% disk usage Windows 10. In this case, you can try to disable it and check later if it really was the true cause of the problem.

  • Run “services.msc” and press “OK”
  • Find “Windows Update” and double-click on it
  • Choose “Disabled”
  • Then press “Stop”, “Apply” and “OK” orderly.

Method 10: Perform a Disk Check

If the above solutions do not help you, it is necessary to check your hard drive. You can do this by using the MiniTool Partition Wizard Free which simplifies things within a few clicks.

With this tool, you can manage hard drive and disk partitions in all aspects even you are not professional.

Step1: Download MiniTool Partition Wizard Free and install it on your computer.

Perform a Disk Check

Step 2: In the interface of MiniTool Partition Wizard, select the system partition and choose “Check File System” .

Best Ways to Troubleshoot 100% Disk Usage in Windows 10

Step 3: Select the second item of two options displayed in the pop-up window -“Check & fix detected errors”.

Perform a Disk Check

Final Say

Now you can check whether the Windows 10 100% disk usage is reduced. If NOT, replace the hard drive, because it could be likely that the original hard drive may malfunction.

In general, your hard drive should never be at 100% usage, so if it is, there is some reason for the condition. You need to fix the issue or risk a very slow-moving computer.

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