WMI Provider Host: This essential Windows process can sometimes malfunction, leading to high CPU usage. Malware Infection: Malware can severely impact system performance, causing 100% CPU usage.

An abnormal CPU usage could also be due to a buggy or outdated Windows build. If that's the case, installing pending system updates should help fix the problem and bring CPU usage back to normal.

Fortunately, this article explains the Windows Modules Installer Worker’s high CPU usage and how to fix the problem without getting into a jam. Read on!

If you encounter AVCTP High CPU usage in Windows 11/10, update or re-install the Bluetooth driver or disable AVCTP Service to begin with.