9. Solution disk and CPU to 100 Windows 10 by antivirus
Some of the antivirus programs that we install in Windows 10 can cause a 100% CPU increase due to internal chest update processes or deep scan tasks. Therefore, we can discard this option by disabling the antivirus for a moment and thus validate that the CPU operates normally. If this is the cause, let’s remember that Windows 10 integrates Windows Defender with great improvements at the security level.