Your FreeStyle Libre 3 Plus sensor runs continuous quality checks, and it has shut itself down for your safety.
After you have received this message please apply and start a new sensor to continue monitoring your glucose.
If you have received the “Replace sensor” message before 15 days of wear please complete the convenient online sensor support request form, or contact Customer Care Customer Care which is available at 1-855-632-8658 7 days a week from 8AM to 8PM Eastern Time; excluding holidays.