The FreeStyle Libre 2 sensor is working correctly if you can get a glucose reading after a 1 second scan. If you do not get a reading, please refer to your FreeStyle Libre 2 Manual for further information on glucose error messages.
The FreeStyle Libre 2 User’s Manual is available in English, as well as in Spanish.
If you need further assistance with your FreeStyle Libre 2 sensor please contact our Customer Care Team at 855-632-8658, or you may wish to try our online sensor support request form to get more information about any display messages you may see.