[SOLVED] CPU 100% Usage/Utilization with Nothing Running

In December of last year I upgraded to Windows 10 because of the support for Windows 7 coming to an end. It was around that time I began to notice that my mouse was beginning to stutter and lag. Sometimes I can't even hold right-click for a full 5 seconds without it letting go. My CPU Usage and Utilization is stuck at 100% no matter what.

What I have tried so far:

-Reset Power Options to Default (Balanced)

-Disabled All Background Apps

-Disabled All Startup Apps

-Ran a full scan of the Windows Defender Scan (Found 6 threats and removed them)

-Unchecked Number of Processors in the Boot Tab of System Configuration

-Cleaned the dust out of my fans inside the PC

-Uninstalled many unwanted programs and other anti-virus programs that could be eating CPU 

-Looked at Task Manager to see what process is eating up all the CPU nothing abnormal

-Updated Drivers

-Temperatures look fairly normal

-Attempted to boot PC in safe mode, CPU Usage normal

-Went into System Configuration, Services, Hide all Microsoft Services and Apply, 100% Usage problem still persists

-sfc /scannow 

Microsoft Windows 10 Pro (1909)

10.0.18363 Build 18363

Intel(R) Core(TM) i5-2500 CPU @ 3.30Ghz, 4 Cores

American Megatrends, 2010 <----- Might be an issue because of 2010

Nvidia GeForce GTX 1070

16 GB RAM

x64 

Forgot to mention: I installed uTorrent a while back, something may have slipped into my computer that I'm unaware of, however, anti-virus doesn't detect it. 

SOLUTION: It turns out that it was only a display bug on Task Manager. The lastest Windows Update on July 18, 2020 corrected it. I'm back to having accurate CPU usage on Task Manager. 

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Hi,
did you try to check system files with sfc /scannow command?
Please show the picture of CPU tab of resmon tool sorted by CPU load.
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Yeah I have done sfc /scannow on CMD with Run as Admin. I went through 100% Verification and found nothing wrong with the files. 

Below is Resource Monitor under CPU load.

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It turns out that it was only a display bug on Task Manager. The lastest Windows Update on July 18, 2020 corrected it. I'm back to having accurate CPU usage on Task Manager. 

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Last updated March 22, 2025 Views 70,563 Applies to: