Got 100% disk usage in Windows 10? Here are several tips and also potential fixes! One is bound to aid you resolve this annoying Windows issue.




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Got 100% disk consumption in Windows 10? So your computer is hanging and freezing. Same old Windows, right? Except you"re making use of a brand-new Windows 10 device; you"ve just had it a couple of days. So just what is going on?

Investigating, you uncover that your device drive is running at 100%. Sucount this can"t be, right? Sadly, it is. The latest versions of Windows have a trouble via the drives being overoperated, which slows dvery own the operating device. This worry affects both hard disk drives (HDDs) and solid-state drives (SSDs).

Several fixes are obtainable for this. But first, you need to trace the problem.


When the error was initially uncovered, just a couple of culprits were discovered. But as time passes, despite the 100% disk usage error being reported to Microsoft, more reasons of this bug are found, not fewer.

Click the connect above for each feasible cause of the bug to watch how to fix it.

Once you"ve established that there is a trouble, you have several alternatives available. Check the adhering to procedures one at a time, checking the disk intake in the Task Manager after each.


Note that even if you discover a solution, a Windows Upday might recollection the changes you"ve made. Booknoting this web page will certainly assist you uncover it later and also run via the fixes aobtain.


1. Slow Performance? Run Disk Check

This performance concern is the majority of noticeable once attempting to use Windows Search to discover a paper or program, and also anything else that calls for the drive to execute some work-related (perhaps copying and also pasting a team of files).

To establish whether it is a problem that is affecting you, once your computer system next slows dvery own, use Task Manager to run a disk inspect.

First, press Ctrl+Alt+Del and select Task Manager (or right-click the Taskbar and also choose Task Manager, or hit Ctrl+Shift+Esc). Keep in mind that this may take some time to open through the drive being under strain.


why is 100 disk being used
On the Processes tab look for the Disk column. If you"re having troubles via drive performance, this will certainly be at 100%, and shaded red to suggest whether you have a problem or not.

Problem sectors on your HDD deserve to reason the 100% disk consumption issue in Windows 10. However, utilizing Windows" built-in disk examine have the right to fix this:

Open Windows Explorer Select This PC Right-click on the C: drive and also choose Properties > Tools Under Error checking click Check > Shave the right to drive

Wait while the mechanism scans the drive; a reboot may be required for a full disk repair. This must resolve the error.


2. Update Your Anti-Virus if Windows 10 Disk Is Running at 100%

Just like any kind of performance problem, the initially thing to do is confirm that your computer hasn"t been infected with malware. Your defense software must be able to deal with this, whether it"s a complimentary application or a phelp suite.


At the extremely least, tools choose Malwarebytes Anti-Malware have to have the ability to shave the right to your device drive and also detect any problems. Keep in mind that through a heavy pack on your drive already this may take a while.

If dangers are found, use the software"s references to discard them and reboot. Next, examine your drive"s performance aobtain. Hopefully, you"ve resolved the issue; if not, then malware wasn"t to blame, so check out on.


3. Disable Windows Search for Improved Disk Performance

The following thing to inspect is whether the 100% disk usage error has actually anything to do with Windows Search.

A bug in Windows 10 results in a "search loop" that causes an raised pack on the device drive.

To soptimal this and prevent it from happening throughout your present session (until Windows is rebooted):


Right-click Start Select Windows PowerShell (Admin) Go into net.exe sheight "Windows search"

That have to deal with the majority of issue. If tbelow is no readjust, also after rebooting, you deserve to permanently disable Windows Search and Indexing.

Press WIN+R Type msc, then click OK In the Services window that opens find Windows Search and also double-click to open up In Windows Search Properties uncover Startup type and select Disabled

just how to alleviate disk usage
You deserve to likewise click Stop to abort the company Click OK to save your alters. A few moments after disabling Windows Search, your Windows 10 performance have to improve substantially. If not, relocate on…


4. Disable SysMain to Fix 100% Disk Usage in Windows 10

Anvarious other Windows 10 attribute determined as a potential cause of the 100% disk consumption concern is the superfetch service. Since Windows 10 1809 (the 2018 Windows 10 October Update) this has actually been renamed to "SysMain."


To proccasion this company from resulting in the disk intake issue, open up one more Windows PowerCovering (Admin) and enter:

net.exe stop sysprimary
disk consumption 100% in windows 10 fix
Aobtain, wait a couple of moments to examine whether this has actually had actually any effect on your computer"s performance. You need to also run Check Disk in PowerShell:

chkdsk.exe /f /r You"ll be increated that your COMPUTER need to be rebooted for Check Disk to complete, so make certain you have actually closed all your applications initially.

If this doesn"t occupational, it is likely that you"re experiencing a frustrating iteration of this issue that is straightforward to fix.


5. Is Flash Camaking use of the 100% Disk Usage Bug?

Flash stays among the most fragile aspects of contemporary computing and must be disabled. Adobe eliminated off its multimedia plugin in 2020, so there"s little reason to store making use of it, specifically as Flash seems to be one of the most common culprits for the 100% hard disk consumption in Windows 10 with the Google Chrome internet browser.


To disable Flash in Google Chrome browser:

Open Menu > Setups > Privacy and also security Click Site Settings Find Flash and also set the toggle to Block sites from running Flash Click Back to confirm, then restart the web browser

The next point to do is upday to the latest version of Chrome. In most cases this happens instantly, however if not simply go to Menu > Assistance > About Google Chrome and also wait for the update to finish.

If you can"t see any type of of the choices, do not problem. It simply means that your version of Chrome has actually already updated and also no longer supports Flash.


6. Disk Usage at 100%? Switch Net Browsers

It may not be Flash that is impacting on your browser performance.

Anvarious other reason can be the web browser itself, especially if you"re using Google Chrome.


The apparent alternative is to pick a various browser. Windows 10 already has actually two browsers developed in. You probably don"t desire to usage Web Explorer, however Microsoft Edge is an adequate replacement for Chrome.

Several browsers are accessible, some better than others.

Related: The Best Browsers for Windows


7. Is Skype Eating Disk Resources?

Another widely offered application might additionally be causing your 100% HDD consumption is Skype. In an age as soon as digital collaboration and video meetings is raising, Skype is a likely culprit.

Due to the fact that Skype has been even more very closely included via Windows 10, it is a little trickier to deal with. What you can perform, yet, is soptimal Skype from running to help recognize if it is the reason of the worries.

Press WIN+I to open up Settings Go to Apps > Apps & features and scroll down to Skype

Is Skype leading to 100% of disk being used
Head ago to the Task Manager to check out the adjust. You may likewise think about finding a Skype different. If the 100% disk usage bug often tends to take place right after Windows loads, it"s an excellent principle to disable Skype from auto-loading. Under Runs at log-in, adjust the switch from On to Off.


Further concerns via Skype deserve to also be encountered in this display. You can Repair, Reset, and also also Uninstall Skype to aid through your troubleshooting.


8. Resettle PCI-Express Firmware Bug

Some drivers don"t run quite as they should in Windows 10. One that has actually been found to be leading to 100% HDD usage is the StorAHCI.sys driver, which has actually a firmware bug. StorAHCI.sys intended for storage devices connected to the COMPUTER or lappeak motherboard via Advanced Host Controller Interface PCI-Express.

To uncover out if this is the trouble and rule it out:

Right-click Start and also pick Device Manager Expand IDE ATA/ATAPI Controllers Double-click the AHCI Controller enattempt In the Driver tab pick Driver Details

If the driver detailed as C:Windowssystem32DRIVERSstorahci.sys, you can be affected by this bug. Next:


Close the driver details box In the Details tab pick Device circumstances course from the drop-dvery own menu Right-click the value, then Copy. Launch Notepad and also Paste the contents Next off, press WIN+R and type regedit, and click OK Find HKEY_LOCAL_MACHINESystem CurrentControlSetEnumPCI and also use the pasted string from Notepad to open the correct AHCI Controller, complied with by the random number.

Here, expand also Device ParametersInterrupt Management MessageSignaledInterruptProperties and you must watch MSISupported detailed in the right-hand pane. Double-click this, then change the Value data: to 0.

Click OK to confirm and follow the instructions to rebegin Windows.


9. Is Steam Maxing Out Your HDD?

Enjoy gaming and also have actually Steam installed? There"s an excellent possibility this digital shipment system is causing 100% disk consumption.


Typically this is due to update shipment, causing the background downloader to acquire captured in a loop. Clear the Steam cache to solve this.

First, make sure you have actually exited Steam. Wbelow Steam is a likely reason of the 100% disk usage error, it may hang once you try to leave. In this case, use the Windows 10 Task Manager to close the software program.

Next off, open up the WIN+R run box and also enter

steam://flushconfig You"ll view a dialogue box, indeveloping you that content will certainly be deleted.


Click OK to proceed.

Note that games and also saves will certainly be kept, so tright here is no hazard of them being deleted.


10. Disable Diagnostic Tracking in Windows 10

Finally, it"s worth considering the affect of diagnostic tracking in Windows 10. A feature that you could have actually otherwise disabled for privacy reasons, it has actually been blamed for 100% HDD use on many type of Computers.


When it involves reducing your hard disk drive intake, it"s much faster to sindicate disable the DiagTrack business. If this is the resource of the 100% disk consumption error in Windows 10, you have the right to soptimal the company launching.

However, to carry out this you"ll should accessibility Command also Prompt in administrator mode.

Click Start and also form cmd in the search box In the outcomes choose Run as administrator Input sc config "DiagTrack" start= disabled Input sc stop "DiagTrack"

11. Windows Update Can Causage 100% Disk Usage

As well as affecting alters you make to your COMPUTER once solving the 100% disk usage difficulty, Windows Update deserve to also be a cause.

This commonly only happens as soon as Windows Update has a problem (which is generally due to a document refmaking use of to download). You have actually two options here:


Leave your computer system alone---shut all your open up applications and also wait. Eventually, the documents will download, but depending upon just how Windows Upday is scheduled on your computer, it may need a reboot. Shutdown your computer---as soon as you"ve done that, restart and wait for Windows Upday to fix the difficulty.

Once the update has actually finished downloading and install, it"s wise to run it as soon as feasible. Remember to check any kind of previous fixes for 100% disk intake before proceeding; as provided above, Windows Update deserve to reverse these fixes.


12. Reset Your Virtual Memory

Virtual memory is a mix of RAM and also tough disk area and have the right to be responsible for overuse of your HDD. If tright here isn"t enough RAM to percreate a task, the HDD is used to supplement the RAM. File relocated to the HDD is then went back to RAM once required.


If you"ve made it this much and you"ve yet to solve the 100% disk usage problem, it can be worth reestablishing your digital memory.

Press Windows+Break/Pause On the best, find and also click Cutting edge System Setups
In the Advanced tab go to Performance > Settings Select the brand-new Advanced tab Under the area labeled Virtual memory click Change
Clear the checkbox for Automatically control paging file size for all drives Next off, choose the Windows drive (typically C:) and also then Custom size Add an Initial size and a Maximum size; note both are measured in MB quite than GB Once the worths are inputted, click Set then OK to proceed
These numbers have the right to be confmaking use of, so through the first worth, count on the recommfinished option. For the maximum worth, aim for a figure no even more than 1.5 times your device RAM.


For instance, a computer system via 4GB of RAM must have no even more than 6.5GB (6144MB).

The next step is to clear the temporary files that have been offered in the previous virtual memory alplace.

Open Run through WIN+R Enter temp and also click OK In the temp magazine, pick all records via Ctrl+A and also hit Delete

13. Activate High Performance Mode

Windows" conventional power modes are prone to the 100% disk intake bug but switching to high performance often overcomes the trouble.

The downside, of course, is that your computer system will use even more power. Thanks to modern-day processor architecture this shouldn"t be a huge concern. However, notebooks and also desktop replacement laptops might take a hit on battery life.

To change to high performance:

Click WIN+X > Power Options In the Power & sleep display screen click Further power settings Here, pick High performance, then OK

If this isn"t a displayed alternative, you"ll have to create your very own custom power plan. Click Create a power plan, then pick High performance. Give the plan a name, tweak any personal settings you require then pick it as a power setup to usage.


14. Install the Latest SATA Drivers

Could a storage device driver be resulting in the 100% disk intake error?

Your Windows 10 computer system practically absolutely offers SATA relations for hard drives, SSDs, and optical drives. If the chauffeurs aren"t up to day, the disk intake error can occur.

Avoid this by upgrading to the latest SATA drivers.

Right click Start In the Power User menu choose Device Manager Expand Storage controllers Identify the correct controller for your SATA tools To upday, right-click on each controller and pick Update driver
Select the Browse my computer for driver software alternative Next off, pick then Let me pick from a list of available motorists on my computer Here, select Standard AHCI Controller and also view exactly how this impacts performance You might should reboot Windows for this to take result. Keep in mind that if it does not job-related, you deserve to still attempt this by checking the manufacturer"s website for a new driver. This can be set up utilizing the instructions that accompany it.


15. Could Your PC"s Power Supply (PSU) Causage 100% Disk Usage?

Tbelow is a chance that your computer"s hardware is leading to the 100% disk consumption problem in Windows: especially, the PSU.

If disk intake issues can be attributed to too much disk task, then it follows tright here could be a power-related cause.

100% disk intake has actually been spotted on Windows 10 laptops running on the battery. Once plugged into the power adaptor, the issue resolves. Similarly, the trouble has actually been presented to minimize once a new PSU is set up in a desktop PC.

Check our guide to brand-new COMPUTER power supply devices to assist you select a replacement.


16. Windows Assistance Is Cautilizing 100% HDD Use

Anvarious other concern that has been traced to 100% disk consumption in Windows 10 is the operating system"s integrated energetic aid tool. You"ll have noticed this attribute that pops up as soon as you"re doing something for the first time with advantageous tips and suggestions.


If you suspect this is resulting in a difficulty in Windows 10 through disk consumption, you deserve to disable it:

Press WIN+I to open up Settings Here, select System > Notification & actions Find and also disable Get tips, tricks and suggestions as you usage Windows

17. Is WaasMedicAgent.exe Slowing Dvery own Windows 10?

Ineffectively figured out as a virus or malware, WaasMedicAgent.exe (part of the Windows Upday Medic Service) is a Microsoft device procedure that checks downloaded Windows Update files. If tbelow is a difficulty through the information, the documents are redownloaded – a process that might leave your HDD at 100%.

To resolve this,

Press WIN+R to open up a Run box Get in regedit then OK to open Regisattempt Editor Before proceeding, make a registry backup via Documents > Export, saving the backup somewhere safe In the internet browser bar, paste this path: ComputerHKEY_LOCAL_MACHINESYSTEMCurrentControlSetServicesWaaSMedicSvc In the appropriate pane, right-click Start and pick Modify Set the Value data to 4 then OK to close
Disabling the update medic is a severe action to take. However, it is one method to prevent Windows 10 disk intake hitting 100%.


Disk Usage Should Racount Be 100%

Put simply, tright here is bit factor for your disk pack to be anything close to 100%, certainly not under normal intake. A slow computer is one with a trouble, and also if you cannot deal with it by disabling a web browser plugin, stopping solutions, or running your antivirus software, then the problem may well be hardware connected.

Perhaps your drive is obtaining old; it might be defective, or the cables might need replacing.

Try these fixes the following time your Windows computer system slows dvery own. Be sure to check your Windows Experience Index periodically to recognize performance worries in need of immediate resolution.


How to Check Your Windows Experience Score on Windows 10 Want to figure out your computer performance and also any kind of instant bottlenecks? Check your Windows Experience Score on Windows 10.




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Deputy Editor for Security, Linux, DIY, Programming, and Tech Explained, and also Really Useful Podcast producer, via extensive suffer in desktop and software assistance.A contributor to Linux Format magazine, Christian is a Raspberry Pi tinkerer, Lego lover and retro gaming fan.


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