Lenovo-legion-fan-control

Use compressed air to clear out the exhaust vents every few months. Dust buildup forces fans to spin faster and louder to achieve the same cooling effect.

For those who want a bit more control without third-party software, Lenovo Vantage is your command center. Within the Vantage app, you can toggle "Network Boost" and "Auto-Overclock," which indirectly influence how aggressively your fans react. Newer Legion models also feature a "Custom Mode" within Vantage that allows you to set manual power limits, though it doesn't always provide a full manual fan curve. Precision Tuning: Legion Fan Control (LFC) lenovo-legion-fan-control

No software can fix a hardware blockage. To keep your fan control effective, ensure you are practicing good "thermal hygiene": Use compressed air to clear out the exhaust