The Urgent Low Glucose Alarm*† will sound for 1 minute and will repeat every 5 minutes until you acknowledge it with a scan or tap 'Dismiss'. The alarm will repeat again after 30 minutes, even if acknowledged with a scan or dismissed, if you enter a new episode where your glucose falls below 55 mg/dL. When Silent Mode‡ is turned on, the Urgent Low Glucose Alarm is delivered without sound for up to six hours at a time following your smartphone's vibration settings.
*Alarm notifications will only be received when alarms settings are enabled and turned on and sensor is within 20 feet unobstructed of the reading device.
† To get the Urgent Low Glucose Alarm on your phone with the FreeStyle Libre 2 app 0r 3 app, you will first need to start your Freestyle Libre 2 or 3 sensor with your phone. If you do not start your FreeStyle Libre 2 or 3 sensor with your phone, you will not get the Urgent Low Glucose Alarm on your phone.
‡ Silent mode allows users to silence their signal loss and glucose alarms, including urgent low glucose alarms for up to six hours. You will not hear your glucose and signal loss alarms even if you've turned on Override Do Not Disturb but may still get the visual and vibratory notifications based on your phone's settings.