A cooler upgrade is particularly worthwhile when new processors are installed or older systems are subjected to higher loads.

If your computer starts to slow down when you run a few programs at the same time or run a particularly demanding program, you can try adding more memory to improve your computer's performance. A ...

Adding more memory or storage, or swapping in a new battery or wireless card, can help squeeze a few more years out of that aging laptop. Here's how to figure out what you can upgrade, and how to do ...