Trendmicro Activation - Follow steps to download, install, and activate Trend Micro product. Type the product key by using clicking trendmicro.com/activation. Trend Micro Product Activation. Complete these steps to set off your Trend Micro products. 1. 2. 3. Enter Activation Code. I have examine and agree to theTrend Micro License Agreement. Next. Where do I locate my activation code? Have an account already? Please take a look at this Q&A to set off your product.