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Device help
Get step-by-step help and info for your device.
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Activate and register the device via the web portal or mobile app.
Learn how to troubleshoot connectivity issues by relocating the device.
Determine your device's card type, operating frequencies, physical characteristics, storage, and more.
Learn How to Clean Your Device
Get tips on the best way to keep your device clean.
Learn how to connect using the AT&T Cell Booster ethernet ports.
Learn how to properly place your device.
Learn basic functions of your device.
Learn the device requirements of the AT&T Cell Booster.
Set up your device for the first time.
Refer to AT&T Cell Booster app/portal “Device Status” section to get troubleshooting tips for your Cell Booster.
Learn how to navigate and use the Cell Booster mobile app.
Learn how to determine if you might have harmful software (malware) on your device and get tips to help fix the issue.
Learn how to install the AT&T Cell Booster behind a firewall, or behind a router with firewall capabilities.
Learn how to perform a soft, factory, or alternate master reset of your device.
Learn how to troubleshoot dropped call by checking network connections and moving the device.
Flashing Orange “Internet” LED
Learn how to troubleshoot a Flashing Orange “Internet” LED.
The AT&T Cell Booster has a maximum range of approximately 3,000 square feet. Device range will fluctuate based on walls and other obstructions. Actual range might be limited by factors such as building materials, obstructions, and connected device capability.
Learn how to troubleshoot if Cell Booster GPS cannot be acquired.
Learn how to troubleshoot issues related to your phone not connecting to the AT&T Cell Booster.
Learn how to troubleshoot issues related to poor voice quality.
Learn how to perform a soft, factory, or alternate master reset of your device.