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Your Trend Micro activation code (also known as serial number, product key, or activation key) is required to activate your subscription.

This guide will help you quickly locate your code based on how and where you purchased your product, and what to do if you can’t find it.

Detailed Instructions by Purchase Type

Select how you initially purchased your product:

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📦 Retail Store Purchase
💻 Online Purchase (Trend Micro Website)
📱 In-App Purchase (App Store/Google Play)
🌐 Internet Service Provider (ISP)
🛍 Purchased from Best Buy
🔄 Renewed Subscription

❗ If Your Activation Code Is Not Working

  • Make sure you entered the correct code exactly as shown (include hyphens).
  • Confirm you are using the correct code for your product version.
  • Check that your subscription has not expired.

If you still experience issues, contact Trend Micro Support for further assistance.

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