
To check what CPU fan you have you open the side panel of your PC. So it’s the type of fan’s connector that will determine which method you should apply to change the PC fan speed. Pro-Tip – Any fan that is directly connected to your PC’s motherboard is controllable via BIOS, or fan controller software according to temperature, but those fans that are directly connected to the PC’s power supply will only run at a fixed speed. What Type of CPU Fan or Case Fan Your PC Have?īefore you start making tweaking with your PC fans or install third-party fan controller software, you need to make sure that the fan’s connector allows you to take control of your PC fans.

Manually controlling PC fan speed is also important if you’re constantly hearing a loud fan noise.You should manually increase fan speed on PC if you are dealing with resource-intensive apps or playing modern games.
