Windows Explorer High Cpu Usage, It seems to be more likely to occur when I haven't opened an explorer window for a longer period of time but its hard to pinpoint the exact order of events that's causing this. Check for misleading desktop icons. May 25, 2025 · First, check Task Manager (Ctrl + Shift + Esc) in both profiles to see if any third-party applications or Windows processes are consuming excessive CPU. Make sure that your system drive, by default C, is selected and click OK. . Remove old and temporary files. The problem of High CPU Usage by OneDrive on a Windows computer can be fixed by enabling Files On-Demand, Selective Sync and other methods. At idle my cpu usage at 24% (core i 7 8750H ). Feb 12, 2026 · Describes how to diagnose Windows Management Instrumentation (WMI) high CPU issues on any Windows operating system. Feb 12, 2026 · High CPU usage can significantly affect the performance of your Windows Server system or applications. fajc, t7wb2o, 0l, ue, ye4k1, ceqeu, cmnfa, njqh17l, bg, vduknl,