https://devzone.nordicsemi.com/f/nordic-q-a/128816/mcuboot-cpuapp-flpr-with-ble-dfuHi DevZone, I am currently working on a project that uses MCUboot (DFU over BLE) on the CPUAPP core together with a custom FLPR application. I successfully got this working by following the guide on signing an application with an FLPR payload: httpsen-USTelligent Community 13Tue, 14 Nov 2017 10:43:53 GMT