https://devzone.nordicsemi.com/f/nordic-q-a/3505/s110-7-0-remote-dfu-flashing-bootloaderIt appears version 7.0 of the SoftDevice 110 supports over the air flashing of softdevice/bootloader/application or a zip containing a combination of the three. Trying to flash the softdevice and/or bootloader using nRF Toolbox I get &quot;Remote DFU Noten-USTelligent Community 13Thu, 28 Aug 2014 07:35:05 GMThttps://devzone.nordicsemi.com/thread/12690?ContentTypeID=1Thu, 28 Aug 2014 07:35:05 GMT137ad170-7792-4731-bb38-c0d22fbe4515:8d0f2df1-d805-4f90-9c78-fbb0fe76ee35Hung Bui<p>Hi EL,</p> <p>Which DFU bootloader you used ? You need to use the bootloader located in experimental folder: <strong>\Board\nrf6310\experimental\device_firmware_updates\bootloader</strong> to able to have softdevice and bootloader update feature. The default one doesn&#39;t has this feature.</p><div style="clear:both;"></div>