Cell Booster FAQ

To activate your AT&T Cell Booster:

1. Download the AT&T Cell Booster app from your app store or go to Premier Cell Booster Welcome. Or scan the QR Code on your Cell Booster.
2. Follow the steps to register and set up your Cell Booster.

Your wireless usage counts against the data allowance in your monthly wireless plan.

No. Whenever you can, use Wi-Fi for streaming video, downloading files or surfing the web. It’s the best option for mobile data use. Plus, using Wi-Fi doesn't count against your monthly wireless data allowance. Standard data rates apply when you use 4G LTE data services through your AT&T Cell Booster products instead of Wi-Fi. 

Try these tips:

1. Check your device’s status in the mobile app or on the web in device details.
2. Connect the GPS antenna to your Cell Booster and stick the GPS antenna on a window.
3. Follow the Broadband Guide to ensure your firewall allows for an open connection to AT&T’s servers.
4. Restart your Cell Booster and make sure the device lights are solid white.
5. Disconnect your Cell Booster through the app or web and try online registration again.

Explore the user guides for AT&T 5G Cell Booster Pro (Model SN77BN) or AT&T Cell Booster Pro (Model SN41BN)

Yes, as long as it’s in an area where FirstNet is available. Check Cell Booster service  in your area.

Make sure you select FirstNet for your agency use to enable Band 14. If you choose AT&T by mistake, you should disconnect and reactivate your Cell Booster Pro, then select FirstNet.

If you’re having trouble with your AT&T Cell Booster product, call FirstNet customer service at 800.574.7000.