nrfutil device --x-ext-mem-config-filehttps://devzone.nordicsemi.com/f/nordic-q-a/120297/nrfutil-device---x-ext-mem-config-fileHi, I recently started using nrfutil with the deprecation of nRF Command Line Tools. In one of the recent updates the change log lists: 2025-03-24: Version 2.8.4 Added: Enabled experimental support for external flash programming, and added experimentalen-USTelligent Community 13Thu, 03 Apr 2025 07:09:27 GMTRE: nrfutil device --x-ext-mem-config-filehttps://devzone.nordicsemi.com/thread/530369?ContentTypeID=1Thu, 03 Apr 2025 07:09:27 GMT137ad170-7792-4731-bb38-c0d22fbe4515:5c9d008b-24c4-4a1c-93c3-6cee3d86dc3eEinar Thorsrud<p>Hi,</p> <p>We have&nbsp;just published the documentation here: <a href="https://docs.nordicsemi.com/bundle/nrfutil/page/nrfutil-device/guides/programming_external_memory.html">Programming external memory</a></p><div style="clear:both;"></div>RE: nrfutil device --x-ext-mem-config-filehttps://devzone.nordicsemi.com/thread/529783?ContentTypeID=1Mon, 31 Mar 2025 12:00:46 GMT137ad170-7792-4731-bb38-c0d22fbe4515:99121da9-35b5-46cc-9b02-f482c312b25dEinar Thorsrud<p>Hi,</p> <p>We are working on documenting this now, and expect to have some documentation available quite soon, I will attempt to update here when it is available.</p><div style="clear:both;"></div>