- Open AT&T AllAccess.
- Click the Settings icon.
- Click Support Tools.
- Click Run diagnostic tools.
- The diagnostic tool will detect and fix any problems.
Run diagnostic tools
Sierra Wireless Beam (AC340U)
Run diagnostic tools
This tutorial shows how to run diagnostic tools.
INSTRUCTIONS & INFO
Starting December 31, 2022, the AT&T AllAccess app is going away. As a result, some features on your device may no longer be supported. You'll be able to view data usage and notifications on your myAT&T account page, and you can explore other options to stay connected with your device on the go. Learn more about mobile hotspot options.