Learn how to set up AT&T ActiveArmor Mobile Security for an HD Voice-capable smartphone on your AT&T wireless account.
In this tutorial, you will learn how to:
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• Access call protect
• Block a number
• Access settings
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1. Navigate to and select the  AT&T ActiveArmor Mobile Security app.
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Note: Depending on your device, you may need to download the app from the Google Play Store. View the Download Apps & Games tutorial to learn how to download an app onto your device.
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2. Select Continue.
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3. If this is the first time you are accessing AT&T ActiveArmor, you will be prompted to verify your number. Enter in your phone number, then select Continue. You will receive a text message containing a PIN. Enter the PIN, then select Verify.
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4. Select Calls.
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From the Calls page, scroll to and select Block caller. Select the desired option and follow the prompts.
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Select the  Menu icon, then select Settings. Edit settings as desired.
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