At present, most notebooks are owned by specialists and managers and used as convenient tools. You can carry a notebook with you everywhere, having a kind of “mobile office” at hand. As such, portable computers often store quite valuable information. At the same time, it’s no secret that the hard disk is one of the most vulnerable parts of a notebook. Frequent shakes, possible falls and continuous work under high temperature negatively influence the reliability of hard disks. Constant monitoring of your hard disk’s condition is really quite necessary.