Alerts, symbols and errors
Articles
What does the Signal Loss alert mean?
Your display device may be too far from your sensor or there may be something, such as a wall or water, between your sensor and your display device.
What are the recommended Android phone settings for Follow app?
Your phone settings can prevent the Dexcom Follow app from working. Learn more about the settings that will allow your app to work as expected.
Can Dexcom sensors be calibrated and optional calibration?
All Dexcom products can be calibrated, but not required. All our systems are designed to work properly without calibrations. Calibration is therefore an optional function.
What does the 'Bluetooth is off' alert mean? | Dexcom
The "Bluetooth is off" alert means this function is turned off. It will either show as App Bluetooth is off or Phone Bluetooth is off. Bluetooth must be on to get glucose information on your smart device*.