Dust can make the chips inside your computer run hotter and also clog cooling vents.   At least once a year, unplug your computer, open the case, and blow out the dust. Do not wipe it with a rag; use either your breath or an aerosol can of compressed air.   Your mouse and keyboard [...]

Step 1: Know Your System   The first preventive step you need to perform is to take an inventory of your computer system. This information will be vital if you later have to contact technical support or have your system serviced.   Start by noting your serial number and model number. With this information, your [...]