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”.
Solved!
svchost.exe CPU usage always high, 50%, 100%
September 28, 2011