FULL FIX: Disk usage lockups in Windows 10

Radu Tyrsina
by Radu Tyrsina
Founder & Editor-in-Chief
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  • Problems with hard disk usage can slow or even freeze your system and cause other problems.
  • If the disk usage problems happen even if you only have a few programs running follow this guide to fix this issue.
  • For any other problems with your PC, visit our Tech Troubleshooting section.
  • Explore our Windows 10 Hub for an impressive collection of expert articles on Windows 10. 
How to fix disk usage lockups in Windows 10

Sometimes, your PC can run slowly even if you only have a few programs running. And when you check the Task Manager to find out what’s wrong, it might show you disk usage at 100%.

Fortunately, this is not the hardest issue to fix. Check out some solutions below.


High disk usage can be problematic and cause your system to freeze and experience other issues. Speaking of disk issues, here are some related issues that users reported:

  • Disk usage spikes to 100 Windows 10 – Many users reported that their disk usage goes to 100 on Windows 10. This can be caused by your antivirus, so be sure to disable it or try switching to a different antivirus software.
  • HP laptop 100 disk usage Windows 10 – This issue can appear on laptops as well, and if you encounter this problem on your laptop, be sure to try all solutions from this article.
  • Windows 10 100 disk usage freeze – According to users, sometimes your PC might freeze once your disk usage reaches 100. This can be a big problem, and in order to fix it, it’s advised to disable certain services and check if that helps.
  • Disk usage stuck at 100 – If you’re having this problem, you might have to reinstall or update your SATA driver and check if that solves the issue for you.

How do I fix disk usage lockups on Windows 10?

1. Reinstall the SATA AHCI driver

  1. Open Win + X menu and choose Device Manager from the list.
    Disk usage spikes to 100 Windows 10
  2. In the Storage controllers section locate your current controller, right-click it and choose Update driver.
    Disk usage spikes to 100 Windows 10
  3. Select Browse my computer for driver software.
    HP laptop 100 disk usage Windows 10
  4. Now choose Let me pick from a list of available drivers on my computer.
    Windows 10 100 disk usage freeze
  5. Select Standard AHCI Controller from the list and install it.

Many users reported that the standard driver caused the issue for them, so if you want to permanently solve the problem, it’s advised to download the latest driver from your motherboard manufacturer.

Downloading drivers manually can be a tedious task, but if you want to update all your drivers with just a single click, we recommend to try out the DriverFix software.

Oftentimes, it’s hard to find the SATA driver but this professional tool will compare yours with a cloud database and it will install the proper one in seconds.

It’s extremely fast because after you run DriverFix, it starts scanning your PC automatically. And it doesn’t just update your old driver but it also takes care of broken or even missing drivers.

DriverFix automatically update drivers

After the scan, you just have to select which drivers you want to install or to click the Select All checkbox if you want to install all of them.



Install your SATA driver and fix all the other drivers in just a few seconds with DriverFix!
Free trial Visit website

2. Check your antivirus

According to users, disk usage lockups can occur due to your antivirus software. Your antivirus can be demanding on your resources and that can cause issues to appear.

To fix this problem, try disabling certain antivirus features and check if that helps. Alternatively, you can also completely disable your antivirus and check if that helps.


If the issue is still there, you might have to remove your antivirus and switch to a different antivirus solution.tweak antivirus settings to allow emails

If you want an antivirus that will protect you from all threats, we strongly suggest that you try out Bitdefender Antivirus Plus.

This tool is a multiple award-winning software that provides great protection, and it should be able to remove all malware from your PC.

If the disk usage lockups from Windows 10 are caused by your old antivirus, installing Bitdefender Antivirus Plus will end this problem for good.

That’s because it doesn’t interfere with your system and it has a very low impact on your PC resources.

The package below also contains one intervention with Bitdefender Computer Tune-up, an awesome tool that will transform your PC into a well-oiled machine.

Bitdefender Antivirus Plus

Bitdefender Antivirus Plus

Bitdefender will resolve any problems caused by your old antivirus and will keep your PC safe from any threats!
$74.99/year Get it now

3. Stop Windows Search

  1. Press Windows Key + X and select Command Prompt (Admin) from the menu.
    Disk usage stuck at 100
  2. Type net.exe stop Windows search and press Enter.

Note: The service should be stopped and the issue with high disk usage should be resolved. Keep in mind that this is just a temporary solution, so you’ll have to repeat it every time you start your PC.

4. Disable the BITS, Superfetch, and Windows Search services

  1. Press Windows Key + R and enter services.msc. Now click OK or press Enter.
    HP laptop 100 disk usage Windows 10
  2. When Services window opens, locate Background Intelligent Transfer Service and double-click it to open its properties.
    Windows 10 100 disk usage freeze
  3. Set Startup type to Disabled and click the Stop button to stop the service.
    Disk usage stuck at 100
  4. Do the same for the Superfetch and Windows Search services.
  5. restart your PC and check if the problem is still there.

Note: Keep in mind that certain features might not work anymore after disabling these services, so if you encounter any new issues, you might want to go back end enable these services.

5. Make sure that your system is up to date

  1. Press Windows Key + I to open the Settings app.
  2. Now navigate to Update & Security section.
  3. Click Check for updates button.

If any updates are available, they will be downloaded automatically in the background and installed as soon as you restart your PC. Once your PC is up to date, check if the problem with disk usage still appears.

6. Switch to High Performance mode

  1. Press Windows Key + S and enter power settings. Select Power & sleep settings from the menu.
    HP laptop 100 disk usage Windows 10
  2. Now select Additional power settings.
    Windows 10 100 disk usage freeze
  3. Select the High performance power plan.
    Disk usage spikes to 100 Windows 10

Note: Keep in mind that using the High performance power plan will increase your power consumption and affect your battery life.

7. Reset the virtual memory

  1. Press Windows Key + S and enter advanced. Select View advanced system settings from the list of results.
    Disk usage stuck at 100
  2. Click the Settings button in the Advanced section.
    Disk usage spikes to 100 Windows 10
  3. Go to the Advanced tab > choose Change in the Virtual Memory category.
    HP laptop 100 disk usage Windows 10
  4. Make sure the box before Automatically manage paging file size for all drives is off.
  5. Select the windows drive, set the number as you wish, then press Set and OK.
  6. Clear all files.

8. Try a different drive

Sometimes disk usage lockups can occur due to your hard drive. Your hard drive might not be compatible with the controller driver and that can lead to this issue. If trying out different controller drivers doesn’t work, you might want to consider getting a different drive.

Several users reported that getting an SSD or different hard drive fixed the issue for them, so you might want to try that.

Disk usage lockups can be a big problem, but we hope that you managed to solve this issue using one of our solutions.

Editor’s Note: This post was originally published in June 2018 and has been since revamped and updated in September 2020 for freshness, accuracy, and comprehensiveness.

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