Freestyle Libre 2 Manuel D'utilisation page 39

Signal Loss Alarm Signal Loss Alarm
1. If the alarm is on, you will be notified when your Sensor has not
communicated with the App for 20 minutes and you are not receiving Low or
High Glucose Alarms. Tap the slider to turn the alarm off.
2. Choose the sound for this alarm. Volume and vibration will match your phone
settings.
3. Select whether to manage the settings for this alarm to Override Do Not
Disturb. Override Do Not Disturb functionality depends on the phone model
and Android operating system version that you are using.
4. Tap the back button to return to the main alarm settings screen.
ART41758-100_rev-A 3:14pm 18-JAN-2021