But choosing the Right one is really difficult as there are varieties of options available in the market. There are numerous programs available that works for you to change the speed of your computer fan. The automatic PC fan speed controller software monitors temperatures from numerous sources and lets you modify the fan speeds on your machine when required. So, it is best to go for the automatic option via software to control the computer’s fan speed.
You need to connect a manual fan controller to your Windows system with knobs and this will set fans to different speeds.
Well, you can also change or control fan speeds manually but the process is a bit tricky.