If you want to use a computer to help with a career in multimedia however, you're going to need to accessorize your system with a scanner, printer, digital camera, tablet, or digicam for example. If you want a computer to help with a career in music, you will need a quality microphone and set of speakers. A disk drive that's clogged with unnecessary and unused files is disk drive that works harder than it has to. Although Window's defrag system can ease some of the stress that these files place onto the drive, it doesn't do much to get rid of the problem in the first place. This is because the defrag program simply organizes the files in a system that makes it easier for the computer to access. With shareware, cheap does not equal low-quality and there are plenty of examples that prove shareware often outperforms the quality of commercial software time and time again. How much savings are we talking about? You could purchase a quality word processor, spreadsheet, database program, or system utility anywhere from a mere $15 to under a hundred. Even the operating system of a computer has a help file and it really should be the first place to look for answers. Help files are designed not only to guide the usage of a computer, they're also designed to solve problems. Inside a help file, look for a section called, "Troubleshooting" (or something similar) when you need to resolve an issue. Speaking of visual problems, another setting that's useful is accessibility options. This setting allows people with disabilities to use a computer that accommodates vision and hearing problems. Keyboard and Mouse Options. The keyboard and mouse controls give users the option of speeding up or slowing down the movements of both of these peripherals. The key is to understand what computer errors are, understand what they mean when they show up, and understand how to minimize their occurrence in the first place. Basically, computer errors are the result of a number of things that may or may not have anything to do with the way the computer is used.