Complete Trend Micro Activation from www.trendmicro.com/activate using the product key. Enter your activation code and sign in to download its products.All the home products can be easily installed from www.trendmicro/activate securely.
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Go to https://mobilesecurity.trendmicro.com/utility/activation/enter_ak. Type the serial number, then click Next. Sign in to your Trend Micro Account. Fill out the required information, then click Next.
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Tap the Mobile Security app.
Tap Buy/Activate.
Tap Use an Activation Code, then type your serial number.