Before cleaning the display, make sure that it is switched off and has cooled down.
  Clean the display surface using a commercially-available microfiber cloth and TFT/LCD display cleaner.
  Dry the display surface using a dry microfiber cloth.

For cleaning, do not use any of the following:
• alcohol-based thinner or gasoline
• abrasive cleaning agents
• commercially-available household cleaning agents

These may damage the display surface. Do not put pressure on the display surface when cleaning. This could lead to irreparable damage to the display.