You can use the serial number from your Maximum Security program as the activation key for your Trend Micro Mobile Security for iOS.

To find your Trend Micro program's serial number, do the following:

1. Open the main console of your Maximum Security program. Do either of the following:
   • Double-click the Trend Micro icon on your desktop.
   • Double-click the Trend Micro icon on your system tray.
2. Click then click About the Software. The About Your Software window will appear showing your serial number.

After purchasing a Mobile Security subscription from the Trend Micro Online Store, you will receive an Order Confirmation Email. It contains the activation key that you need to register your Trend Micro Mobile Security app. If the activation key is missing, contact our Trend Micro Technical Support to get help.

After purchasing your Mobile Security subscription in-app, it will automatically go back to the main page and will show that your subscription has extended. At the same time, you will also receive an Order Confirmation Email. If your subscription is not activated or your license is not extended, contact our Technical Support for help.

1. Look for the 20-digit activation key inside the box.
2. If the activation key is missing, contact our Technical Support and provide the information below:
   • Proof of purchase
   • Scanned copy of the invoice or receipt
   • Retail store where you purchased the product