Windows 10 System/ntoskrnl.exe high cpu usage

  • Thread starter Thread starter jackdemarchi
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jackdemarchi

Ntoskrnl.exe is using 20% cpu constantly. It brings my battery down to 1 hour from 10 hours. I’ve had this issue before and reinstalled windows but it has come back. I suspect it’s a third party app such as a Microsoft flight sim or another game causing this issue. The high cpu usage by ntoskrnl stops when an app using the Rtx 3050 gpu starts. My laptop usually runs at 2% cpu usage on idle.Gpu usage occasionally peaks to 20% My laptop is warm when idle because of this issue.This is driving me crazy because I’ve this issue keeps coming up every month or so.Thanks.System specs: Acer swift X SFX1

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