The touchpad, or trackpad, is a flat, plastic pointing device that translates the motion of your finger to your computer screen. Touchpads can go bad after repetitive use or if they have been exposed to moisture. In any case, replacing it can be bothersome. It requires that you disassemble your laptop partially or completely. The good news is that even though disassembly is an involved process, it can save you a great deal of time and money. Writer Bio
