If your smartphone battery dies, charge your smartphone to continue using the FreeStyle LibreLink app*. Your data will not be lost if the smartphone battery dies and you can scan the sensor while the phone is being charged.
*The FreeStyle LibreLink app is only compatible with certain mobile devices and operating systems. Please check our compatibility guide for more information about device compatibility before using the app. Use of the FreeStyle LibreLink app requires registration with LibreView.