A loud computer fan happens when your computer is generating a lot of heat, which causes your computer's fans to leap into action, forcing the hot air out of your PC so that cooler air can cycle in. Loud computer fans can also be caused by dust building up in your PC, which negatively impacts its performance.
How do you fix a noisy CPU fan?
How to fix a loud computer fan
- Clean the fan.
- Move your computer's position to prevent obstructions and increase airflow.
- Use fan control software.
- Use the Task Manager or Force Quit tool to close any unnecessary programs.
- Replace the computer's fans.
How do I stop my fan from making noise?
Noisy Ceiling Fan
- Clean off the Blades. The simplest way to calm a noisy ceiling fan is by cleaning the blades. ...
- Tighten the Blade Screws. ...
- Tighten Light-Fixture Fasteners. ...
- Examine Any Warped Blades. ...
- Secure the Upper Canopy. ...
- Lubricate the Fan Motor. ...
- Balance the Blades. ...
- Check the Pull Chain.
