There are a ton of resources available to walk us through computer issues but it may take a little knowledge in knowing how to access them. This article will show you how. 1. Remember help files. It's funny, but people seem to forget that every computer and every program installed on a computer comes with its own help file. Yes, computers have finally taken over and if you doubt it, we're here to convince you - but not because we want to or because we can. We want to convince you that if you don't take the necessary steps to control that reign, you're going to be left behind further than you could have ever imagined. Computers are everywhere. " In short, the fan is responsible for keeping a computer's motor cool and this motor is what keeps the computer's hard drive and peripherals functioning the way you need them to, which translates to "fast." A dirty fan doesn't rotate fast enough to keep that motor cool and a completely clogged fan just stops rotating altogether. No harm could ever come from seeing an extension, but plenty could be learned from it. Fortunately you have this article to guide you through some of the most common extensions that you'll run into. But before you can see file extensions, you need to turn them on. From Windows Explorer, click on the "Tools" menu, and select "File Options. And it's these orphan files that can really clutter up a hard drive and shorten the life of an otherwise, young and robust PC. Orphans are usually files that contain temporary data created by a program, files created by the user, partial files left over from a computer crash, or any other kind of miscellaneous files created for almost any other reason. Tool bar - this part of a program displays small icons across the top which represent tools. Clicking an icon will open a tool or process a command that might also exist on a program's menu bar. Problems in this part of an interface are uncommon, however if you find yourself repeatedly clicking an icon with no results, you can correctly describe the problem by referring to the toolbar.