svchost.exe CPU usage always high, 50%, 100%

use “Process Explorer”, open “svchost.exe” properties, go to “Threads” tab, found “hpslpsvc32.dll” CPU usage at 50%,
Hpslpsvc32.dll is a process that belongs to Hewlett Packard Co.’s HP Digital Imaging All-in-One printers.
Go to Services, find “HP Network Device Support service”,
change it to “manual”.

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