Other whirring computer noises are likely to be caused by components such as your hard drive, especially if your drive is failing. Of course, your fans aren’t the only source of noise coming from your PC. Loud computer fans are overworked fans, which could impact the overall performance of your PC. Regular Windows PC MaintenanceĪ loud computer fan is usually caused by dust and dirt, so get out the compressed air cans and give your PC or laptop a quick blast of clean air to clean them as part of your regular PC maintenance routine. Don’t forget your warranty, either: If your laptop is still under warranty, you may be able to request a laptop fan replacement for free. That doesn’t mean it’s impossible, however, as laptop fans can be sourced from third-party suppliers, from auction sites such as eBay, or from the manufacturer itself. Replacing laptop fans is usually much trickier, as these are designed specifically for certain laptops to fit the smaller casing. Thankfully, desktop PC fans can usually be replaced quite easily, as fans like these use common sizing and plug directly onto your motherboard or to your power supply. You may not be aware of an infection, which is why it’s important to scan for malware regularly on your Windows PC. If your computer fans are loud when your PC is idle, that could point to a problem with software or malware.įor instance, some types of malware (such as cryptominers) use your idle PC for other purposes. Check Running SoftwareĬomputer fans usually kick in the hardest when your PC is running the most intensive applications. This is a good way to keep your laptop cool if you don’t want to attempt more serious maintenance. It physically raises your laptop higher, ensuring good airflow beneath your laptop for your fans to effectively cool it. Thankfully, there are options available if you’re scared to take your laptop apart, including the option to use an external laptop cooling pad.Ī laptop cooling pad (or laptop cooler) is a set of external fans that you can place your laptop on, drawing the heat from the motherboard and forcing it away underneath. If you’re having laptop fan problems, you may not be able to get as much access to your fans as you would with a desktop PC. Give your desktop PC or laptop fans enough air to do their job, and you should see a cooler computer (and quieter fans) as a result. The same principle applies to a laptop placed on surfaces that can block your fans.
Hotter air means a hotter PC, the harder your fans will have to work to keep your PC cool, which will lead to louder computer fans. This is bad for your PC, as it offers a more limited supply of air to your fans, which causes the air around it to heat up quickly.
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