Forum Discussion
Castiellm
Apr 16, 2026Iron Contributor
Windows 11 Laptop Fan Loud at 0% CPU Why?
My Windows 11 laptop fan is spinning full speed and loud, but CPU usage is 0–5%. No heavy apps just idle.
MateoLiu
Apr 16, 2026Iron Contributor
Open Task Manager (Ctrl + Shift + Esc) and go to the Details tab. Sort by the CPU column to see every single process running. Look for anything using more than 1-2% consistently