You can get some on Amazon or places like Parts Express. If the case is made primarily of metal, without any soft, sound-absorbing insulation on the case or around the computer hardware, it’s much easier to hear everything going on inside it.Īdd some foam or a thick fabric material to the door of the case, or to the part of the case that directly faces you, or to the part of the desk that sits between you and the computer. The fans are really important for keeping out hot air, so only change the fan speed if your computer isn't overheating and only if you've made the fans faster at some point, and that's why they're making noises.
If your computer is already difficult to cool, don't reduce the speed of any of the fans.
