Forum Discussion
Anastmsia
Jul 17, 2026Brass Contributor
Fan running at full speed non-stop on Windows 11 PC
My Windows 11 PC's fans have been running at full speed non-stop, even when idle with no heavy programs open, and the system remains loud and warm constantly. I have already checked task manager for ...
alexspecht
Jul 19, 2026Brass Contributor
If it is a Lenovo Laptop, I believe the system requires the "Lenovo Notebook ITS Service" which regulates the temperature. This is a service and runs in the background as LNBITSSve.exe