Maintaining a clean. Desktop computer can clean easily because they can take pieces of equipment Notebook easier, we can remove the parts out clean. Air or dust easily. As well as to make long lifetime than Notebook the Notebook cleaning difficult because Can not disassemble tool out clean, can only take care of the outside, however, desktop computer or Notebook should clean up. If we don't take equipment to clean. It may be the hard heat collector. The parts are the most damage is possible.