https://devzone.nordicsemi.com/f/nordic-q-a/45781/flash-nrf52840-dongle-with-mbed-os-firmwareHi, I developed an application for the NRF52840 development board with Mbed-OS and now I would like to get it running on the NRF52840 Dongle. Is this even possible? I tried to flash the dongle but I do not know which bootloader I need. I tried toen-USTelligent Community 13Fri, 05 Apr 2019 08:11:16 GMThttps://devzone.nordicsemi.com/thread/180433?ContentTypeID=1Fri, 05 Apr 2019 08:11:16 GMT137ad170-7792-4731-bb38-c0d22fbe4515:f16393b4-e127-4322-b89b-821bbe4b4eebJared<p>See our guide on how to program the nRF52840 dongle <a href="https://devzone.nordicsemi.com/tutorials/b/getting-started/posts/nrf52840-dongle-programming-tutorial">here</a></p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/180295?ContentTypeID=1Thu, 04 Apr 2019 11:47:50 GMT137ad170-7792-4731-bb38-c0d22fbe4515:954a72cd-c805-46b1-ab8e-42ca8bd7a710pacaj2am<p>You don&#39;t need to worry. As soon as you are using the SoftDevice, you don&#39;t need to change memory or flash start. </p> <p>Flashing the device will not ovewrite the bootloader.</p><div style="clear:both;"></div>