Typically, CPU fan noises are heard when you reboot your PC (the whirring sound you may have heard upon startup) and it goes on to decline as the startup process completes. The purpose of fans on your ...

CNET’s expert staff reviews and rates dozens of new products and services each month, building on more than a quarter century of expertise. At CNET, we've been looking for high-tech ways to cool off, ...

Windows PCs and laptops require a dedicated fan to support heat dissipation. The fan helps keep the hardware cool and ensures it doesn’t overheat in any intensive work or task. During peak performance ...