Dexcom G6 User Manual page 51

App: Calibration
8
Your G6 readings begin about 5 minutes after the device accepts your calibrations. Look for the number in the circle above the graph and
dots on your trend graph. Each dot represents a single reading taken every 5 minutes.
Twelve hours from now, 12 hours after that, and then every 24 hours for the rest of your sensor session, you'll be notified to calibrate:
App Notification
App
The red circle on the calibrate icon is one way the G6 reminds you to calibrate.
When notified to calibrate:
Tap Calibrate.
Repeat steps 1-5 in table above.
Receiver: Calibration
Receiver: Calibration
LBL014003 Rev 001 Dexcom G6 User Guide 6