Mobile security

Learn how to help protect your smartphone from unwanted calls and unsafe apps or files with AT&T ActiveArmor Mobile Security.

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Get the AT&T ActiveArmor Mobile Security app

The stuff on your phone is important. Secure your device and personal data with the free AT&T ActiveArmor mobile security app.

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Fix AT&T ActiveArmor mobile security app issues

Learn how to fix update issues or get help with the AT&T ActiveArmor mobile security app.

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