Windows 10: 100 disk usage and services issue

Discus and support 100 disk usage and services issue in Windows 10 Software and Apps to solve the problem; hello!i have an issue the past few days where my PC would get stuck at 100% disk usage. It runs on an SSD by the way. i did some fixes like sfc... Discussion in 'Windows 10 Software and Apps' started by Tash007, Apr 30, 2025 at 1:13 PM.

  1. Tash007 Win User

    100 disk usage and services issue


    hello!i have an issue the past few days where my PC would get stuck at 100% disk usage. It runs on an SSD by the way. i did some fixes like sfc /scannow and the dism commands which helped a bit because now its not constantly at 100%. sometimes it does go back to 100% and stays there for a while and I notice the PC becomes very laggy so what are some other fixes I can do? my PC also hasn't been updating properly the past few months so I suspect its also slow because of that? the PC also takes a while to boot. i just want to make it more faster as it once was. thanks!also. this issue has been pe

    :)
     

  2. Unistack Service constantly at 100% disk usage

    Hello Ruben,

    Thank you for your reply.

    Have you tried check if the issue occurs in safe mode\clean boot?

    If not, I suggest you to follow the steps suggested to boot into safe mode and check.

    If the problem does not exist in safe mode, try to perform a clean boot (from the
    link you have provided) and check.

    Do update us with the status, we are glad to assist you further.
     
  3. Jose Est Win User
    100% disk usage and memory usage

    Hi,

    100% disk usage and memory usage can be caused by a software corruption, running application running on the background and malware or virus infection.

    For us to properly isolate the issue and provide an appropriate resolution, kindly answer the questions below:

    • Did the issue happen after installing the Fall Creators?
    • Did you receive any error messages?
    • Can you send us the screenshot of the Task Manager showing the 100% disk usage and memory usage?
    • What troubleshooting steps have you done so far?

    For isolation purposes, please perform a clean boot to see if the same issue will occur. Refer to this
    article for more information on how to perform a clean boot
    in Windows.

    Looking forward to your response.
     
  4. 100 disk usage and services issue

    100% disk usage.

    Summer has ended and my girlfriend booted her school laptop for the first time in months, only for it to be so unbearably slow that it took several minutes to log in. She handed it to me and said "fix it"... that was 3 days ago and now I am here to humbly
    ask the community what is going on with this GD laptop.

    It boots and task manager reports 100%CPU usage, it then lags for several seconds and displays 100%disk usage with CPU usage bouncing between 30-60%.

    If you leave it alone with task manager running it will eventually quiet down to a reasonable 0-5% disk usage, but doing ANYTHING causes it to bounce right back to 100%.

    I have tried EVERYTHING.

    • disable superfetch.
    • disable microsoft search.
    • disable updates and suggestive tips.
    • updated to the most current version of microsoft. (it hadn't been updated since 2018 when she bought it.)
    • reconfigured AHCI PCIE.
    • changed energy options.
    • disabled indexing.
    • reset the virtual memory.
    • ran disk defragment and disabled all scheduling.
    • updated all drivers.
    • deleted google chrome.
    • Disabled all services that weren't microsoft services and disabled all startup programs (clean boot).
    Still no change in the disk usage.

    Its an HP Laptop model 15-bw0xx with Windows 10 home edition version 10.0.18362

    after messing with it this long im considering replacing the HDD with an SSD but I fear that it wont fix the issue.
     
    LucasParsons, Apr 30, 2025 at 1:17 PM
    #4
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100 disk usage and services issue

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