You need to register and activate [product] to enable pattern file and scan engine updates (use either an activation code, or an annual one). Even if you are already using an evaluation copy of the product, and activated the product using an Evaluation-version Activation Code.
When your purchase is complete, you will receive licensing and registration information from Trend Micro, including a number that you must use 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, for example, IVEF-6662-4277-9400-2254
A Registration Key is 22 characters in length, including hyphens, in the following format:
XX-XXXX-XXXX-XXXX-XXXX, for example, AP-WZE9-JJ88-RNB2-NUMA
Most Trend Micro products use a Registration Key. When you are ready to register, go to the following Trend Micro Web site: