<p>Download the free ActiveArmor app to: </p><ul><li>Help block spam and fraud calls</li><li>Secure your device and the stuff on it</li><li>Get notified of data breaches</li></ul>

Get the AT&T ActiveArmor app

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DHTC Top Solutions 2 Data cards

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This article describes the Airplane Mode features.

Airplane mode

Learn how to connect to the hotspot using Windows.

Connect Windows to Wi-Fi

This tutorial shows how to create an AT&amp;T AllAccess Wi-Fi profile.

Create AT&T AllAccess Wi-Fi profile

Data usage

This tutorial shows how to connect to Wi-Fi.

Wi-Fi

Use hotspots, connect to Wi-Fi, turn data on or off, and more.

This tutorial shows how to install AT&amp;T AllAccess on Windows 7 or earlier.

Install AT&T AllAccess - Windows 7 or earlier

This article describes using AT&amp;T AllAccess in Mac OS X 10.6 to 10.8.

AT&T AllAccess Mac OS X 10.6 to 10.8

This article describes using AT&amp;T AllAccess in Mac OS X 10.9.

AT&T AllAccess Mac OS X 10.9

This article provides an overview of AT&amp;T AllAccess in Windows 7.

AT&T AllAccess Windows 7 or earlier

This article describes using AT&amp;T AllAccess in Windows 8/RT.

AT&T AllAccess Windows 8 or RT

This article describes how to connect to a network.

Connect to AT&T Network

This article describes how to connect a laptop.

Connect to laptop

This article provides an overview of the Device layout.

Device layout

This tutorial reviews the external antenna of your device.

External antenna

This tutorial shows how to insert the SIM and memory card into the device.

Insert SIM & memory card

This tutorial shows how to install AT&amp;T AllAccess on a MAC device.

Install AT&T AllAccess - Mac

This tutorial shows how to install AT&amp;T AllAccess on Windows 8 or RT.

Install AT&T AllAccess - Windows 8 or RT

This article provides an overview of the home screen.

Learn the home screen

Shows the notifications and icons of the device

Notifications & icons

This article provides an overview of the device&#39;s specifications.

Specifications

This tutorial shows how to set or change password security on the device.

Set or change password security

Learn how to find your device and secure your info.

This tutorial shows how to adjust the AT&amp;T AllAccess settings.

AT&T AllAccess settings

This tutorial shows how to adjust the mobile network settings.

Mobile network settings

Check your battery life, adjust sound, set up alerts, and more.

Learn how to update the software of the AT&amp;T Beam (AC340U)

Software update for the AT&T Beam (AC340U)

This article describes how to find the software and firmware version.

View device software version

Update device software, check data use, and manage device memory with ease.

This tutorial shows how to run diagnostic tools.

Run diagnostic tools

Explore ways to resolve device issues or reset your device.

Device help

Having device issues?