In previous articles we’ve talked a lot about ways to keep your computer “clean” in a metaphorical sense: clean from malware , clean from junk files that will slow down your computer , etc. Today, we’re going to talk about the importance of keeping your computer clean in a literal sense, as in, clean from dust and dirt and debris. Before we get started it’s worth noting that most of this article applies to desktop PCs a lot more than it does to laptops. Laptops can get plenty dusty on the outside, but on the inside they’re typically sealed up a lot tighter than desktops, so they don’t tend to have as much problems with dust as desktops. Why Dust Is Bad So, you might be wondering why keeping your computer clean is a big deal. Well, it turns out that dust on your computer isn’t just unsightly, it can actually impact your computer’s performance. As dust builds up inside a computer’s case, it can act as an insulator, causing components to overheat. This is especially true for