What does it mean if I see the display message “Sensor Already in Use” while using my FreeStyle Libre 3 Plus sensor?
If the “Sensor Already in Use” display message persists after repeated attempts to scan your sensor please complete the convenient online sensor support request form, or contact Customer Care. Customer Care is available at 1-855-632-8658 7 Days a week from 8AM to 8PM Eastern Time; excluding holidays.