https://devzone.nordicsemi.com/f/nordic-q-a/56995/dfu-on-nrf52840-softdevice-versionHello, I&#39;m struggling understanding how DFU works on nRF52840. I know I can update the firmware via the Connector application, but I&#39;m trying to use the nrfutil over command line, but every time I try I get this message: Figured it must be thaten-USTelligent Community 13Mon, 27 Jan 2020 11:40:09 GMThttps://devzone.nordicsemi.com/thread/231095?ContentTypeID=1Mon, 27 Jan 2020 11:40:09 GMT137ad170-7792-4731-bb38-c0d22fbe4515:595b5282-8322-4dfd-b4da-10897d2a3b93sw4sp<p>I&#39;ve managed to find a solution for that, if the SoftDevice isn&#39;t needed just use</p> <p><pre class="ui-code" data-mode="text">$ sudo nrfutil pkg generate --sd-req 0x00 ...</pre></p> <p>Still the nrfutil documentation doesn&#39;t specify that, I&#39;ve found the solution on the forum, but it would be nice to add that.</p><div style="clear:both;"></div>