Get the most out of your smartphone with AT&T Device Help. Whether you’re setting up a new device or solving a problem, Device Help puts guidance and diagnostics right at your fingertips.
• Learn how to use your device with step‑by‑step guides and helpful tips
• Keep your device running smoothly with alerts for important updates
• Quickly identify and troubleshoot common issues with built‑in diagnostics
What's new (v3.329.3)
• Enhanced step-by-step walkthroughs that perfectly match the device make & model in use
• Redesigned interactive tests for touchscreen accuracy, battery health and speaker quality
• Bug Fixes:
• Fixed volume bar appearing during camera test