FIX: Shell Infrastructure Host High CPU Usage on Windows 10/11. (Solved)
If you are experiencing high CPU usage on your Windows 10/11 computer, due to the "SIHOST.EXE" (Shell Infrastructure Host) process, continue reading below to resolve the issue. Many Windows 10/11 users report that the "Shell Infrastructure Host" process makes the CPU work at almost 100% and slows down their system significantly.