After completing an online purchase, Trend Micro sends licensing and registration information,
               including a number that is used during the product registration process. The number
               needed for
               registration is either a Serial Number or a Registration Key.
A Serial Number is 24 characters in length, including hyphens,
               in the following format:
XXXX-XXXX-XXXX-XXXX-XXXX
A Registration Key is 22 characters in length, including hyphens,
               in the following format: 
XX-XXXX-XXXX-XXXX-XXXX
Most Trend Micro products use a Registration Key.
               When ready to register, go to the following Trend Micro
               website:
 
		