Dust Kills Cleaning the Unit Fan is Essential Computer Care Between taking care of the household, the kids, the pets, and the district PTA, computer care is probably one of the last things that you think of doing on a regular basis. Without a regular maintenance schedule however, you could find out (the hard way) that a neglected computer is an energy hog - one that works harder than it needs to and one that could be a financial burden to replace. If programmed incorrectly, an application might display the wrong information in this area. Context menu - like the menu bar, a context menu displays when a user right-clicks on something. It displays commands just like what you see on a File menu or a Help menu. Input box - input boxes are usually small rectangles that allow you to type data into a simple interfaces like a webpage or browser window. But when one command conflicts with another command - or when one command asks for a process or information that isn't available, the computer returns results that aren't useable. That's an error. A prime example of this kind of error is when users attempt to use software that isn't applicable for their system. We aren't going to cover them all, but we will introduce some of the most popular so that you can get a feel of the control over your system that these configurations give you. Users. Before we get into the individual settings, it's important that you understand that each set of configurations you make is specific to the users that sit down in front of a computer. Regardless of the device, the operating system installed onto it serves the same purpose across the board: to enable user-to-hardware communication. When you think about upgrading your computer to a new operating system, be careful to make sure that you have the necessary hardware components. We tried to upgrade one of our Windows 98 machines to Windows XP, but we were cautioned that the former may not be hardware compatible with XP technology. Connected to the network, each computer can send files back and forth, open programs on a remote computer, play the sound files and videos located on another computer, and share a single Internet account to browse the web, download files, or chat with someone in an entirely different country. If a single printer is available on only one computer in the network, every connected PC can send documents to it and print them out.