Simply installing new or additional RAM sticks can kick your PC's performance into high gear. Here's how to do it, plus four options to buy.

Installing the RAM Most people can figure out how to install RAM sticks into their computer. If you can’t, there’s a tutorial here.

How Much RAM Do You Need? If you sense that your PC is slowing down, adding more RAM is a cost-effective way to boost your computer's performance and run more modern apps.

One last thing — don’t attempt to install RAM modules without checking the correct steps first. Our guides to installing RAM on a PC and installing RAM on a laptop will show you how to do it.