The process to toggle emergency alerts on/off on a CB-capable Android device will vary based on the manufacturer. If the manufacturer of your device is listed, check the instructions specific to your manufacturer. For other Android devices, you may use the instructions below. It is not recommended to turn off CB alerts on your device.
Toggle Cell Broadcasting on/off
Step 1: Open the Settings menu
Step 2: Under “More…”, select “Emergency Alerts”
Step 3: Find the “Extreme Alerts” or “Emergency alerts” option and turn it on/off.
Step 1: From your Messages app, select “Settings”.
Step 2: Tap “Emergency alerts”.